113220203200312 has 32 divisors (see below), whose sum is σ = 228618373939200. Its totient is φ = 52255328471424.

The previous prime is 113220203200309. The next prime is 113220203200331. The reversal of 113220203200312 is 213002302022311.

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, 40204489 + ... + 42928327.

It is an arithmetic number, because the mean of its divisors is an integer number (7144324185600).

Almost surely, 2^{113220203200312} is an apocalyptic number.

It is an amenable number.

113220203200312 is an abundant number, since it is smaller than the sum of its proper divisors (115398170738888).

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

113220203200312 is a wasteful number, since it uses less digits than its factorization.

113220203200312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3123535 (or 3123531 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 113220203200312 its reverse (213002302022311), we get a palindrome (326222505222623).

The spelling of 113220203200312 in words is "one hundred thirteen trillion, two hundred twenty billion, two hundred three million, two hundred thousand, three hundred twelve".