220223323100 has 72 divisors (see below), whose sum is σ = 523605810000. Its totient is φ = 79731417600.

The previous prime is 220223323051. The next prime is 220223323147. The reversal of 220223323100 is 1323322022.

It is a super-2 number, since 2×220223323100² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (20).

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, 185225 + ... + 689024.

Almost surely, 2^220223323100 is an apocalyptic number.

220223323100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

220223323100 is an abundant number, since it is smaller than the sum of its proper divisors (303382486900).

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

220223323100 is a wasteful number, since it uses less digits than its factorization.

220223323100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 874503 (or 874496 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 20.

Adding to 220223323100 its reverse (1323322022), we get a palindrome (221546645122).

The spelling of 220223323100 in words is "two hundred twenty billion, two hundred twenty-three million, three hundred twenty-three thousand, one hundred".