113102012 has 18 divisors (see below), whose sum is σ = 204526224. Its totient is φ = 54724920.

The previous prime is 113101999. The next prime is 113102047. The reversal of 113102012 is 210201311.

It is a junction number, because it is equal to n+sod(n) for n = 113101984 and 113102002.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 10868 + ... + 18555.

It is an arithmetic number, because the mean of its divisors is an integer number (11362568).

Almost surely, 2^113102012 is an apocalyptic number.

It is an amenable number.

113102012 is a deficient number, since it is larger than the sum of its proper divisors (91424212).

113102012 is a wasteful number, since it uses less digits than its factorization.

113102012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29489 (or 29456 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 11.

The square root of 113102012 is about 10634.9429711682. The cubic root of 113102012 is about 483.6042515515.

Adding to 113102012 its reverse (210201311), we get a palindrome (323303323).

The spelling of 113102012 in words is "one hundred thirteen million, one hundred two thousand, twelve".