113031999999 has 12 divisors (see below), whose sum is σ = 163422339912. Its totient is φ = 75283638000.

The previous prime is 113031999991. The next prime is 113032000031. The reversal of 113031999999 is 999999130311.

It is not a de Polignac number, because 113031999999 - 2³ = 113031999991 is a prime.

113031999999 is a modest number, since divided by 999999 gives 113031 as remainder.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113031999991) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5908977 + ... + 5928074.

It is an arithmetic number, because the mean of its divisors is an integer number (13618528326).

Almost surely, 2^113031999999 is an apocalyptic number.

113031999999 is a deficient number, since it is larger than the sum of its proper divisors (50390339913).

113031999999 is a wasteful number, since it uses less digits than its factorization.

113031999999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11838118 (or 11838115 counting only the distinct ones).

The product of its (nonzero) digits is 4782969, while the sum is 63.

The spelling of 113031999999 in words is "one hundred thirteen billion, thirty-one million, nine hundred ninety-nine thousand, nine hundred ninety-nine".