113331231102 has 64 divisors (see below), whose sum is σ = 246970347840. Its totient is φ = 34525403136.

The previous prime is 113331231073. The next prime is 113331231107. The reversal of 113331231102 is 201132133311.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113331231107) by changing a digit.

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, 1891468 + ... + 1950464.

It is an arithmetic number, because the mean of its divisors is an integer number (3858911685).

Almost surely, 2^113331231102 is an apocalyptic number.

113331231102 is an abundant number, since it is smaller than the sum of its proper divisors (133639116738).

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

113331231102 is a wasteful number, since it uses less digits than its factorization.

113331231102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59565.

The product of its (nonzero) digits is 324, while the sum is 21.

Adding to 113331231102 its reverse (201132133311), we get a palindrome (314463364413).

The spelling of 113331231102 in words is "one hundred thirteen billion, three hundred thirty-one million, two hundred thirty-one thousand, one hundred two".