113223033312 has 48 divisors (see below), whose sum is σ = 307459106640. Its totient is φ = 36439596032.

The previous prime is 113223033289. The next prime is 113223033331. The reversal of 113223033312 is 213330322311.

It is a tau number, because it is divible by the number of its divisors (48).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20331813 + ... + 20337380.

It is an arithmetic number, because the mean of its divisors is an integer number (6405398055).

Almost surely, 2^113223033312 is an apocalyptic number.

113223033312 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

113223033312 is an abundant number, since it is smaller than the sum of its proper divisors (194236073328).

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

113223033312 is a wasteful number, since it uses less digits than its factorization.

113223033312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40669235 (or 40669227 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 24.

Adding to 113223033312 its reverse (213330322311), we get a palindrome (326553355623).

The spelling of 113223033312 in words is "one hundred thirteen billion, two hundred twenty-three million, thirty-three thousand, three hundred twelve".