220202201020100 has 144 divisors (see below), whose sum is σ = 531920221593600. Its totient is φ = 78575318438400.

The previous prime is 220202201020057. The next prime is 220202201020127. The reversal of 220202201020100 is 1020102202022.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 25812701 + ... + 33267099.

Almost surely, 2^{220202201020100} is an apocalyptic number.

220202201020100 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 220202201020100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (265960110796800).

220202201020100 is an abundant number, since it is smaller than the sum of its proper divisors (311718020573500).

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

220202201020100 is a wasteful number, since it uses less digits than its factorization.

220202201020100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7455190 (or 7455183 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 220202201020100 its reverse (1020102202022), we get a palindrome (221222303222122).

The spelling of 220202201020100 in words is "two hundred twenty trillion, two hundred two billion, two hundred one million, twenty thousand, one hundred".