113220203130 has 48 divisors (see below), whose sum is σ = 302328551304. Its totient is φ = 29376051840.

The previous prime is 113220203069. The next prime is 113220203137. The reversal of 113220203130 is 31302022311.

113220203130 is a `hidden beast` number, since 11 + 322 + 0 + 20 + 313 + 0 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 100740855609 + 12479347521 = 317397^2 + 111711^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (113220203137) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 16996701 + ... + 17003360.

Almost surely, 2^113220203130 is an apocalyptic number.

113220203130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

113220203130 is an abundant number, since it is smaller than the sum of its proper divisors (189108348174).

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

113220203130 is a wasteful number, since it uses less digits than its factorization.

113220203130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34000111 (or 34000108 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 113220203130 its reverse (31302022311), we get a palindrome (144522225441).

The spelling of 113220203130 in words is "one hundred thirteen billion, two hundred twenty million, two hundred three thousand, one hundred thirty".