220201100221002 has 64 divisors (see below), whose sum is σ = 461941371518976. Its totient is φ = 69843732710400.

The previous prime is 220201100220989. The next prime is 220201100221019. The reversal of 220201100221002 is 200122001102022.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2415738127 + ... + 2415829277.

It is an arithmetic number, because the mean of its divisors is an integer number (7217833929984).

Almost surely, 2^{220201100221002} is an apocalyptic number.

220201100221002 is an abundant number, since it is smaller than the sum of its proper divisors (241740271297974).

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

220201100221002 is a wasteful number, since it uses less digits than its factorization.

220201100221002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 182075.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 220201100221002 its reverse (200122001102022), we get a palindrome (420323101323024).

The spelling of 220201100221002 in words is "two hundred twenty trillion, two hundred one billion, one hundred million, two hundred twenty-one thousand, two".