220130023100 has 36 divisors (see below), whose sum is σ = 514426933944. Its totient is φ = 81278777280.

The previous prime is 220130023093. The next prime is 220130023171. The reversal of 220130023100 is 1320031022.

It is a happy number.

It is a super-2 number, since 2×220130023100² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 84664094 + ... + 84666693.

It is an arithmetic number, because the mean of its divisors is an integer number (14289637054).

Almost surely, 2^220130023100 is an apocalyptic number.

220130023100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

220130023100 is an abundant number, since it is smaller than the sum of its proper divisors (294296910844).

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

220130023100 is a wasteful number, since it uses less digits than its factorization.

220130023100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 169330814 (or 169330807 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 14.

Adding to 220130023100 its reverse (1320031022), we get a palindrome (221450054122).

The spelling of 220130023100 in words is "two hundred twenty billion, one hundred thirty million, twenty-three thousand, one hundred".