113212220244 has 12 divisors (see below), whose sum is σ = 264161847264. Its totient is φ = 37737406744.

The previous prime is 113212220243. The next prime is 113212220249. The reversal of 113212220244 is 442022212311.

113212220244 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113212220243) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4717175832 + ... + 4717175855.

It is an arithmetic number, because the mean of its divisors is an integer number (22013487272).

Almost surely, 2^113212220244 is an apocalyptic number.

It is an amenable number.

113212220244 is an abundant number, since it is smaller than the sum of its proper divisors (150949627020).

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

113212220244 is a wasteful number, since it uses less digits than its factorization.

113212220244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9434351694 (or 9434351692 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 24.

Adding to 113212220244 its reverse (442022212311), we get a palindrome (555234432555).

The spelling of 113212220244 in words is "one hundred thirteen billion, two hundred twelve million, two hundred twenty thousand, two hundred forty-four".