113123220200 has 24 divisors (see below), whose sum is σ = 263011487430. Its totient is φ = 45249288000.

The previous prime is 113123220187. The next prime is 113123220229. The reversal of 113123220200 is 2022321311.

It can be written as a sum of positive squares in 3 ways, for example, as 99518797156 + 13604423044 = 315466^2 + 116638^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 282807851 + ... + 282808250.

Almost surely, 2^113123220200 is an apocalyptic number.

113123220200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

113123220200 is an abundant number, since it is smaller than the sum of its proper divisors (149888267230).

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

113123220200 is a wasteful number, since it uses less digits than its factorization.

113123220200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 565616117 (or 565616108 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 113123220200 its reverse (2022321311), we get a palindrome (115145541511).

The spelling of 113123220200 in words is "one hundred thirteen billion, one hundred twenty-three million, two hundred twenty thousand, two hundred".