220233320023100 has 72 divisors (see below), whose sum is σ = 481359886912128. Its totient is φ = 87457423032000.

The previous prime is 220233320023091. The next prime is 220233320023187. The reversal of 220233320023100 is 1320023332022.

It is a super-2 number, since 2×220233320023100² (a number of 29 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 23 ways as a sum of consecutive naturals, for example, 20797079 + ... + 29546321.

Almost surely, 2^{220233320023100} is an apocalyptic number.

220233320023100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 220233320023100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (240679943456064).

220233320023100 is an abundant number, since it is smaller than the sum of its proper divisors (261126566889028).

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

220233320023100 is a wasteful number, since it uses less digits than its factorization.

220233320023100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8751075 (or 8751068 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 23.

Adding to 220233320023100 its reverse (1320023332022), we get a palindrome (221553343355122).

The spelling of 220233320023100 in words is "two hundred twenty trillion, two hundred thirty-three billion, three hundred twenty million, twenty-three thousand, one hundred".