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2201210130231 = 327219615098461
BaseRepresentation
bin100000000010000010010…
…110010000111100110111
321210102201010012112001200
4200002002112100330313
5242031034243131411
64403115540223543
7315014016251400
oct40020226207467
97712633175050
102201210130231
11779589807812
122b673899abb3
1312c75b4b3928
147877957a9a7
153c3d27dde56
hex20082590f37

2201210130231 has 144 divisors (see below), whose sum is σ = 3965364280800. Its totient is φ = 1169656588800.

The previous prime is 2201210130211. The next prime is 2201210130241. The reversal of 2201210130231 is 1320310121022.

2201210130231 is a `hidden beast` number, since 220 + 1 + 210 + 1 + 3 + 0 + 231 = 666.

It is not a de Polignac number, because 2201210130231 - 26 = 2201210130167 is a prime.

It is a super-2 number, since 2×22012101302312 (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2201210130211) by changing a digit.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 260155341 + ... + 260163801.

It is an arithmetic number, because the mean of its divisors is an integer number (27537251950).

Almost surely, 22201210130231 is an apocalyptic number.

2201210130231 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

2201210130231 is a deficient number, since it is larger than the sum of its proper divisors (1764154150569).

2201210130231 is a wasteful number, since it uses less digits than its factorization.

2201210130231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9070 (or 9060 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 2201210130231 its reverse (1320310121022), we get a palindrome (3521520251253).

The spelling of 2201210130231 in words is "two trillion, two hundred one billion, two hundred ten million, one hundred thirty thousand, two hundred thirty-one".

Divisors: 1 3 7 9 19 21 49 57 61 63 133 147 171 183 399 427 441 509 549 931 1159 1197 1281 1527 2793 2989 3477 3563 3843 4581 8113 8379 8461 8967 9671 10431 10689 24339 24941 25383 26901 29013 31049 32067 56791 59227 67697 73017 74823 76149 87039 93147 160759 170373 177681 203091 217343 224469 279441 414589 473879 482277 511119 516121 533043 589931 609273 652029 1125313 1243767 1421637 1446831 1521401 1548363 1769793 1956087 3375939 3612847 3731301 4129517 4264911 4306649 4564203 4645089 5309379 7877191 9806299 10127817 10838541 12388551 12919947 13692609 23631573 25289929 28906619 29418897 30146543 32515623 37165653 38759841 68644093 70894719 75869787 81826331 86719857 88256691 90439629 205932279 211025801 227609361 245478993 260159571 262705589 271318887 480508651 572784317 617796837 633077403 736436979 788116767 1441525953 1718352951 1838939123 1899232209 2364350301 4009490219 4324577859 4991406191 5155058853 5516817369 12028470657 12872573861 14974218573 16550452107 34939843337 36085411971 38617721583 44922655719 104819530011 115853164749 244578903359 314458590033 733736710077 2201210130231