220232311202100 has 72 divisors (see below), whose sum is σ = 637211618346240. Its totient is φ = 58728051226880.

The previous prime is 220232311202077. The next prime is 220232311202107. The reversal of 220232311202100 is 1202113232022.

It is a super-2 number, since 2×220232311202100² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220232311202107) 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, 28171816 + ... + 35129984.

It is an arithmetic number, because the mean of its divisors is an integer number (8850161365920).

Almost surely, 2^{220232311202100} is an apocalyptic number.

220232311202100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

220232311202100 is an abundant number, since it is smaller than the sum of its proper divisors (416979307144140).

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

220232311202100 is a wasteful number, since it uses less digits than its factorization.

220232311202100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7063689 (or 7063682 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 220232311202100 its reverse (1202113232022), we get a palindrome (221434424434122).

The spelling of 220232311202100 in words is "two hundred twenty trillion, two hundred thirty-two billion, three hundred eleven million, two hundred two thousand, one hundred".