113221011222100 has 36 divisors (see below), whose sum is σ = 245692085505664. Its totient is φ = 45287945290080.

The previous prime is 113221011222089. The next prime is 113221011222131. The reversal of 113221011222100 is 1222110122311.

It is a congruent number.

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, 4258459 + ... + 15638941.

Almost surely, 2^{113221011222100} is an apocalyptic number.

113221011222100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

113221011222100 is an abundant number, since it is smaller than the sum of its proper divisors (132471074283564).

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

113221011222100 is a wasteful number, since it uses less digits than its factorization.

113221011222100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11479984 (or 11479977 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 19.

Adding to 113221011222100 its reverse (1222110122311), we get a palindrome (114443121344411).

The spelling of 113221011222100 in words is "one hundred thirteen trillion, two hundred twenty-one billion, eleven million, two hundred twenty-two thousand, one hundred".