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12303031102113 = 3172910781771587
BaseRepresentation
bin1011001100001000010111…
…0011000110101010100001
31121120011021101120001221210
42303002011303012222201
53103033101430231423
642055533502140333
72406602402616303
oct263020563065241
947504241501853
1012303031102113
113a13760354a74
1214684b02816a9
136b322b4a252b
14307681501973
1516506b768b93
hexb3085cc6aa1

12303031102113 has 32 divisors (see below), whose sum is σ = 17969605522560. Its totient is φ = 7452656583680.

The previous prime is 12303031102081. The next prime is 12303031102123. The reversal of 12303031102113 is 31120113030321.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 12303031102113 - 25 = 12303031102081 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 12303031102113.

It is not an unprimeable number, because it can be changed into a prime (12303031102123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 15559306 + ... + 16330892.

It is an arithmetic number, because the mean of its divisors is an integer number (561550172580).

Almost surely, 212303031102113 is an apocalyptic number.

It is an amenable number.

12303031102113 is a deficient number, since it is larger than the sum of its proper divisors (5666574420447).

12303031102113 is a wasteful number, since it uses less digits than its factorization.

12303031102113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 782417.

The product of its (nonzero) digits is 324, while the sum is 21.

Adding to 12303031102113 its reverse (31120113030321), we get a palindrome (43423144132434).

The spelling of 12303031102113 in words is "twelve trillion, three hundred three billion, thirty-one million, one hundred two thousand, one hundred thirteen".

Divisors: 1 3 17 29 51 87 493 1479 10781 32343 183277 312649 549831 771587 937947 2314761 5315033 13116979 15945099 22376023 39350937 67128069 380392391 1141177173 8318479447 24955438341 141414150599 241235903963 424242451797 723707711889 4101010367371 12303031102113