113223432312 has 80 divisors (see below), whose sum is σ = 317946400200. Its totient is φ = 37644039360.

The previous prime is 113223432277. The next prime is 113223432347. The reversal of 113223432312 is 213234322311.

113223432312 is a `hidden beast` number, since 1 + 1 + 3 + 2 + 2 + 343 + 2 + 312 = 666.

It is an interprime number because it is at equal distance from previous prime (113223432277) and next prime (113223432347).

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

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 27487 + ... + 476657.

Almost surely, 2^113223432312 is an apocalyptic number.

113223432312 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 113223432312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (158973200100).

113223432312 is an abundant number, since it is smaller than the sum of its proper divisors (204722967888).

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

113223432312 is a wasteful number, since it uses less digits than its factorization.

113223432312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 449578 (or 449565 counting only the distinct ones).

The product of its digits is 5184, while the sum is 27.

Adding to 113223432312 its reverse (213234322311), we get a palindrome (326457754623).

The spelling of 113223432312 in words is "one hundred thirteen billion, two hundred twenty-three million, four hundred thirty-two thousand, three hundred twelve".