113355044012 has 96 divisors (see below), whose sum is σ = 239965340160. Its totient is φ = 45896673600.

The previous prime is 113355044003. The next prime is 113355044021. The reversal of 113355044012 is 210440553311.

It is an interprime number because it is at equal distance from previous prime (113355044003) and next prime (113355044021).

It is a super-2 number, since 2×113355044012² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 103899587 + ... + 103900677.

It is an arithmetic number, because the mean of its divisors is an integer number (2499638960).

Almost surely, 2^113355044012 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 113355044012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (119982670080).

113355044012 is an abundant number, since it is smaller than the sum of its proper divisors (126610296148).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

113355044012 is a wasteful number, since it uses less digits than its factorization.

113355044012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1700 (or 1660 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 29.

Adding to 113355044012 its reverse (210440553311), we get a palindrome (323795597323).

The spelling of 113355044012 in words is "one hundred thirteen billion, three hundred fifty-five million, forty-four thousand, twelve".