113121032 has 16 divisors (see below), whose sum is σ = 214658640. Its totient is φ = 55878736.

The previous prime is 113121031. The next prime is 113121049. The reversal of 113121032 is 230121311.

It is a junction number, because it is equal to n+sod(n) for n = 113120998 and 113121016.

It is not an unprimeable number, because it can be changed into a prime (113121031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 84518 + ... + 85845.

It is an arithmetic number, because the mean of its divisors is an integer number (13416165).

Almost surely, 2^113121032 is an apocalyptic number.

It is an amenable number.

113121032 is a deficient number, since it is larger than the sum of its proper divisors (101537608).

113121032 is a wasteful number, since it uses less digits than its factorization.

113121032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 170452 (or 170448 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 14.

The square root of 113121032 is about 10635.8371555792. The cubic root of 113121032 is about 483.6313587536.

Adding to 113121032 its reverse (230121311), we get a palindrome (343242343).

The spelling of 113121032 in words is "one hundred thirteen million, one hundred twenty-one thousand, thirty-two".