113331211002 has 24 divisors (see below), whose sum is σ = 247021328736. Its totient is φ = 37550859336.

The previous prime is 113331210961. The next prime is 113331211013. The reversal of 113331211002 is 200112133311.

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

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 11 ways as a sum of consecutive naturals, for example, 18847828 + ... + 18853839.

It is an arithmetic number, because the mean of its divisors is an integer number (10292555364).

Almost surely, 2^113331211002 is an apocalyptic number.

113331211002 is an abundant number, since it is smaller than the sum of its proper divisors (133690117734).

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

113331211002 is a wasteful number, since it uses less digits than its factorization.

113331211002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37701842 (or 37701839 counting only the distinct ones).

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

Adding to 113331211002 its reverse (200112133311), we get a palindrome (313443344313).

The spelling of 113331211002 in words is "one hundred thirteen billion, three hundred thirty-one million, two hundred eleven thousand, two".