113012211321 has 12 divisors (see below), whose sum is σ = 163266845872. Its totient is φ = 75329019576.

The previous prime is 113012211283. The next prime is 113012211349. The reversal of 113012211321 is 123112210311.

113012211321 is a `hidden beast` number, since 1 + 130 + 1 + 2 + 211 + 321 = 666.

It is not a de Polignac number, because 113012211321 - 2¹⁴ = 113012194937 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 113012211294 and 113012211303.

It is not an unprimeable number, because it can be changed into a prime (113012211371) 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 11 ways as a sum of consecutive naturals, for example, 980251 + ... + 1089456.

Almost surely, 2^113012211321 is an apocalyptic number.

It is an amenable number.

113012211321 is a deficient number, since it is larger than the sum of its proper divisors (50254634551).

113012211321 is a wasteful number, since it uses less digits than its factorization.

113012211321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2075780 (or 2075777 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 18.

Adding to 113012211321 its reverse (123112210311), we get a palindrome (236124421632).

The spelling of 113012211321 in words is "one hundred thirteen billion, twelve million, two hundred eleven thousand, three hundred twenty-one".