113012220312 has 24 divisors (see below), whose sum is σ = 306074763540. Its totient is φ = 37670740080.

The previous prime is 113012220301. The next prime is 113012220337. The reversal of 113012220312 is 213022210311.

113012220312 is a `hidden beast` number, since 1 + 130 + 1 + 2 + 220 + 312 = 666.

It is a tau number, because it is divible by the number of its divisors (24).

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 784807014 + ... + 784807157.

Almost surely, 2^113012220312 is an apocalyptic number.

113012220312 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

113012220312 is an abundant number, since it is smaller than the sum of its proper divisors (193062543228).

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

113012220312 is a wasteful number, since it uses less digits than its factorization.

113012220312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1569614183 (or 1569614176 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 113012220312 its reverse (213022210311), we get a palindrome (326034430623).

The spelling of 113012220312 in words is "one hundred thirteen billion, twelve million, two hundred twenty thousand, three hundred twelve".