220220022022 has 64 divisors (see below), whose sum is σ = 447185991168. Its totient is φ = 79199920800.

The previous prime is 220220021981. The next prime is 220220022037.

It is a happy number.

220220022022 is nontrivially palindromic in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 220220021987 and 220220022005.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 212304 + ... + 696787.

It is an arithmetic number, because the mean of its divisors is an integer number (6987281112).

Almost surely, 2^220220022022 is an apocalyptic number.

220220022022 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

220220022022 is an abundant number, since it is smaller than the sum of its proper divisors (226965969146).

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

220220022022 is a wasteful number, since it uses less digits than its factorization.

220220022022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 909146 (or 909124 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 16.

It can be divided in two parts, 2202200 and 22022, that multiplied together give a square (48496848400 = 220220²).

The spelling of 220220022022 in words is "two hundred twenty billion, two hundred twenty million, twenty-two thousand, twenty-two".