220122211122020 has 24 divisors (see below), whose sum is σ = 462339322296768. Its totient is φ = 88033136079200.

The previous prime is 220122211122007. The next prime is 220122211122103. The reversal of 220122211122020 is 20221112221022.

It is a super-3 number, since 3×220122211122020³ (a number of 44 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 220122211121983 and 220122211122001.

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 7 ways as a sum of consecutive naturals, for example, 984158486 + ... + 984382125.

It is an arithmetic number, because the mean of its divisors is an integer number (19264138429032).

Almost surely, 2^{220122211122020} is an apocalyptic number.

220122211122020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

220122211122020 is an abundant number, since it is smaller than the sum of its proper divisors (242217111174748).

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

220122211122020 is a wasteful number, since it uses less digits than its factorization.

220122211122020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1968546211 (or 1968546209 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 220122211122020 its reverse (20221112221022), we get a palindrome (240343323343042).

The spelling of 220122211122020 in words is "two hundred twenty trillion, one hundred twenty-two billion, two hundred eleven million, one hundred twenty-two thousand, twenty".