113310122121 has 48 divisors (see below), whose sum is σ = 192932498304. Its totient is φ = 62727996672.

The previous prime is 113310122089. The next prime is 113310122137. The reversal of 113310122121 is 121221013311.

113310122121 is a `hidden beast` number, since 113 + 310 + 1 + 221 + 21 = 666.

It is not a de Polignac number, because 113310122121 - 2⁵ = 113310122089 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 113310122094 and 113310122103.

It is not an unprimeable number, because it can be changed into a prime (113310122621) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 438810 + ... + 647436.

It is an arithmetic number, because the mean of its divisors is an integer number (4019427048).

Almost surely, 2^113310122121 is an apocalyptic number.

It is an amenable number.

113310122121 is a deficient number, since it is larger than the sum of its proper divisors (79622376183).

113310122121 is a wasteful number, since it uses less digits than its factorization.

113310122121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 208910 (or 208907 counting only the distinct ones).

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

Adding to 113310122121 its reverse (121221013311), we get a palindrome (234531135432).

The spelling of 113310122121 in words is "one hundred thirteen billion, three hundred ten million, one hundred twenty-two thousand, one hundred twenty-one".