220202201220100 has 144 divisors (see below), whose sum is σ = 572571533076480. Its totient is φ = 72560908252800.

The previous prime is 220202201220091. The next prime is 220202201220139. The reversal of 220202201220100 is 1022102202022.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 228562572 + ... + 229523971.

It is an arithmetic number, because the mean of its divisors is an integer number (3976191201920).

Almost surely, 2^{220202201220100} is an apocalyptic number.

220202201220100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

220202201220100 is an abundant number, since it is smaller than the sum of its proper divisors (352369331856380).

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

220202201220100 is a wasteful number, since it uses less digits than its factorization.

220202201220100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 458086610 (or 458086603 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 220202201220100 its reverse (1022102202022), we get a palindrome (221224303422122).

The spelling of 220202201220100 in words is "two hundred twenty trillion, two hundred two billion, two hundred one million, two hundred twenty thousand, one hundred".