113211032123 has 24 divisors (see below), whose sum is σ = 132760131840. Its totient is φ = 96254056080.

The previous prime is 113211032119. The next prime is 113211032173. The reversal of 113211032123 is 321230112311.

It is a happy number.

It is not a de Polignac number, because 113211032123 - 2² = 113211032119 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 113211032095 and 113211032104.

It is not an unprimeable number, because it can be changed into a prime (113211032173) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8323058 + ... + 8336648.

It is an arithmetic number, because the mean of its divisors is an integer number (5531672160).

Almost surely, 2^113211032123 is an apocalyptic number.

113211032123 is a deficient number, since it is larger than the sum of its proper divisors (19549099717).

113211032123 is a wasteful number, since it uses less digits than its factorization.

113211032123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14967 (or 14960 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 113211032123 its reverse (321230112311), we get a palindrome (434441144434).

The spelling of 113211032123 in words is "one hundred thirteen billion, two hundred eleven million, thirty-two thousand, one hundred twenty-three".