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2002101212210 = 251125346766851
BaseRepresentation
bin11101001000100110100…
…010000001010000110010
321002101202212122111020112
4131020212202001100302
5230300300402242320
64131430321141322
7264434635341131
oct35104642012062
97071685574215
102002101212210
117020a4a37700
1228402b78a842
13116a49987bc8
146cc8b973918
153712c6d3ec5
hex1d226881432

2002101212210 has 96 divisors (see below), whose sum is σ = 4044624083136. Its totient is φ = 712760048000.

The previous prime is 2002101212207. The next prime is 2002101212227. The reversal of 2002101212210 is 122121012002.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 29915285 + ... + 29982135.

It is an arithmetic number, because the mean of its divisors is an integer number (42131500866).

Almost surely, 22002101212210 is an apocalyptic number.

2002101212210 is an abundant number, since it is smaller than the sum of its proper divisors (2042522870926).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2002101212210 is a wasteful number, since it uses less digits than its factorization.

2002101212210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67400 (or 67389 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 2002101212210 its reverse (122121012002), we get a palindrome (2124222224212).

The spelling of 2002101212210 in words is "two trillion, two billion, one hundred one million, two hundred twelve thousand, two hundred ten".

Divisors: 1 2 5 10 11 22 53 55 106 110 121 242 265 467 530 583 605 934 1166 1210 2335 2915 4670 5137 5830 6413 10274 12826 24751 25685 32065 49502 51370 56507 64130 66851 113014 123755 133702 247510 272261 282535 334255 544522 565070 668510 735361 1361305 1470722 2722610 2994871 3543103 3676805 5989742 7086206 7353610 8088971 14974355 16177942 17715515 29948710 31219417 35431030 38974133 40444855 62438834 77948266 80889710 156097085 194870665 312194170 343413587 389741330 428715463 686827174 857430926 1654629101 1717067935 2143577315 3309258202 3434135870 3777549457 4287154630 7555098914 8273145505 16546291010 18200920111 18887747285 36401840222 37775494570 91004600555 182009201110 200210121221 400420242442 1001050606105 2002101212210