113123012 has 6 divisors (see below), whose sum is σ = 197965278. Its totient is φ = 56561504.

The previous prime is 113122991. The next prime is 113123033. The reversal of 113123012 is 210321311.

It is an interprime number because it is at equal distance from previous prime (113122991) and next prime (113123033).

It can be written as a sum of positive squares in only one way, i.e., 93973636 + 19149376 = 9694^2 + 4376^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14140373 + ... + 14140380.

It is an arithmetic number, because the mean of its divisors is an integer number (32994213).

Almost surely, 2^113123012 is an apocalyptic number.

It is an amenable number.

113123012 is a deficient number, since it is larger than the sum of its proper divisors (84842266).

113123012 is a wasteful number, since it uses less digits than its factorization.

113123012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28280757 (or 28280755 counting only the distinct ones).

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

The square root of 113123012 is about 10635.9302367024. The cubic root of 113123012 is about 483.6341804644.

Adding to 113123012 its reverse (210321311), we get a palindrome (323444323).

The spelling of 113123012 in words is "one hundred thirteen million, one hundred twenty-three thousand, twelve".