12203113100 has 18 divisors (see below), whose sum is σ = 26480755644. Its totient is φ = 4881245200.

The previous prime is 12203113081. The next prime is 12203113123. The reversal of 12203113100 is 131130221.

It is a super-2 number, since 2×12203113100² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 61015466 + ... + 61015665.

Almost surely, 2^12203113100 is an apocalyptic number.

12203113100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12203113100 is an abundant number, since it is smaller than the sum of its proper divisors (14277642544).

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

12203113100 is a wasteful number, since it uses less digits than its factorization.

12203113100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 122031145 (or 122031138 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 14.

Adding to 12203113100 its reverse (131130221), we get a palindrome (12334243321).

The spelling of 12203113100 in words is "twelve billion, two hundred three million, one hundred thirteen thousand, one hundred".