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2221200230013 = 3231376726312211
BaseRepresentation
bin100000010100101001110…
…110011100011001111101
321212100022021002210202200
4200110221312130121331
5242343004224330023
64420223313342113
7316322261302602
oct40245166343175
97770267083680
102221200230013
11787007694636
122ba597567939
131315c5b0323b
14797144066a9
153cba2751743
hex20529d9c67d

2221200230013 has 96 divisors (see below), whose sum is σ = 3465585057792. Its totient is φ = 1368156873600.

The previous prime is 2221200229957. The next prime is 2221200230017. The reversal of 2221200230013 is 3100320021222.

2221200230013 is a `hidden beast` number, since 2 + 221 + 200 + 230 + 0 + 13 = 666.

2221200230013 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2221200230013 - 220 = 2221199181437 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2221200230017) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 181895478 + ... + 181907688.

It is an arithmetic number, because the mean of its divisors is an integer number (36099844352).

Almost surely, 22221200230013 is an apocalyptic number.

It is an amenable number.

2221200230013 is a deficient number, since it is larger than the sum of its proper divisors (1244384827779).

2221200230013 is a wasteful number, since it uses less digits than its factorization.

2221200230013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12615 (or 12612 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 2221200230013 its reverse (3100320021222), we get a palindrome (5321520251235).

The spelling of 2221200230013 in words is "two trillion, two hundred twenty-one billion, two hundred million, two hundred thirty thousand, thirteen".

Divisors: 1 3 9 31 37 67 93 111 201 263 279 333 603 789 1147 2077 2367 2479 3441 6231 7437 8153 9731 10323 12211 17621 18693 22311 24459 29193 36633 52863 73377 76849 87579 109899 158589 230547 301661 378541 451807 546251 651977 691641 818137 904983 1135623 1355421 1638753 1955931 2454411 2714949 3211493 3406869 4066263 4916259 5867793 7363233 9634479 14006017 20211287 25362247 28903437 30271069 42018051 60633861 76086741 90813207 99556283 118825241 126054153 181901583 215170031 228260223 272439621 298668849 356475723 645510093 896006547 938403139 1069427169 1936530279 2815209417 3683582471 6670270961 7961291147 8445628251 11050747413 20010812883 23883873441 33152242239 60032438649 71651620323 246800025557 740400076671 2221200230013