113223013272 has 64 divisors (see below), whose sum is σ = 314624757600. Its totient is φ = 37727038080.

The previous prime is 113223013271. The next prime is 113223013327. The reversal of 113223013272 is 272310322311.

113223013272 is a `hidden beast` number, since 1 + 1 + 32 + 2 + 301 + 327 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113223013271) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 496438 + ... + 687674.

Almost surely, 2^113223013272 is an apocalyptic number.

113223013272 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

113223013272 is an abundant number, since it is smaller than the sum of its proper divisors (201401744328).

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

113223013272 is a wasteful number, since it uses less digits than its factorization.

113223013272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 193993 (or 193983 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 27.

Adding to 113223013272 its reverse (272310322311), we get a palindrome (385533335583).

The spelling of 113223013272 in words is "one hundred thirteen billion, two hundred twenty-three million, thirteen thousand, two hundred seventy-two".