220122122122020 has 24 divisors (see below), whose sum is σ = 616341941941824. Its totient is φ = 58699232565856.

The previous prime is 220122122121983. The next prime is 220122122122027. The reversal of 220122122122020 is 20221221221022.

It is not an unprimeable number, because it can be changed into a prime (220122122122027) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1834351017624 + ... + 1834351017743.

It is an arithmetic number, because the mean of its divisors is an integer number (25680914247576).

Almost surely, 2^{220122122122020} is an apocalyptic number.

220122122122020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

220122122122020 is an abundant number, since it is smaller than the sum of its proper divisors (396219819819804).

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

220122122122020 is a wasteful number, since it uses less digits than its factorization.

220122122122020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3668702035379 (or 3668702035377 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 21.

Adding to 220122122122020 its reverse (20221221221022), we get a palindrome (240343343343042).

The spelling of 220122122122020 in words is "two hundred twenty trillion, one hundred twenty-two billion, one hundred twenty-two million, one hundred twenty-two thousand, twenty".