113321311002 has 24 divisors (see below), whose sum is σ = 245598173184. Its totient is φ = 37763206344.

The previous prime is 113321310997. The next prime is 113321311027. The reversal of 113321311002 is 200113123311.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 814048 + ... + 943035.

It is an arithmetic number, because the mean of its divisors is an integer number (10233257216).

Almost surely, 2^113321311002 is an apocalyptic number.

113321311002 is an abundant number, since it is smaller than the sum of its proper divisors (132276862182).

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

113321311002 is a wasteful number, since it uses less digits than its factorization.

113321311002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1760674 (or 1760671 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

Adding to 113321311002 its reverse (200113123311), we get a palindrome (313434434313).

The spelling of 113321311002 in words is "one hundred thirteen billion, three hundred twenty-one million, three hundred eleven thousand, two".