220100221303100 has 72 divisors (see below), whose sum is σ = 484525059953088. Its totient is φ = 86768619724800.

The previous prime is 220100221303097. The next prime is 220100221303133. The reversal of 220100221303100 is 1303122001022.

It is a super-2 number, since 2×220100221303100² (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, 1673381 + ... + 21047580.

Almost surely, 2^{220100221303100} is an apocalyptic number.

220100221303100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

220100221303100 is an abundant number, since it is smaller than the sum of its proper divisors (264424838649988).

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

220100221303100 is a wasteful number, since it uses less digits than its factorization.

220100221303100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22722375 (or 22722368 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 220100221303100 its reverse (1303122001022), we get a palindrome (221403343304122).

The spelling of 220100221303100 in words is "two hundred twenty trillion, one hundred billion, two hundred twenty-one million, three hundred three thousand, one hundred".