113203101012 has 48 divisors (see below), whose sum is σ = 278240827200. Its totient is φ = 35722874880.

The previous prime is 113203101007. The next prime is 113203101019. The reversal of 113203101012 is 210101302311.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 113203100982 and 113203101000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113203101019) 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, 145062 + ... + 497442.

It is an arithmetic number, because the mean of its divisors is an integer number (5796683900).

Almost surely, 2^113203101012 is an apocalyptic number.

113203101012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

113203101012 is an abundant number, since it is smaller than the sum of its proper divisors (165037726188).

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

113203101012 is a wasteful number, since it uses less digits than its factorization.

113203101012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 353816 (or 353814 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 113203101012 its reverse (210101302311), we get a palindrome (323304403323).

The spelling of 113203101012 in words is "one hundred thirteen billion, two hundred three million, one hundred one thousand, twelve".