220222122202020 has 72 divisors (see below), whose sum is σ = 632028320546112. Its totient is φ = 57293560221440.

The previous prime is 220222122201997. The next prime is 220222122202021. The reversal of 220222122202020 is 20202221222022.

It is a super-2 number, since 2×220222122202020² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (220222122202021) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 1091620944 + ... + 1091822663.

It is an arithmetic number, because the mean of its divisors is an integer number (8778171118696).

Almost surely, 2^{220222122202020} is an apocalyptic number.

220222122202020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

220222122202020 is an abundant number, since it is smaller than the sum of its proper divisors (411806198344092).

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

220222122202020 is a wasteful number, since it uses less digits than its factorization.

220222122202020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2183443701 (or 2183443658 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 21.

Adding to 220222122202020 its reverse (20202221222022), we get a palindrome (240424343424042).

The spelling of 220222122202020 in words is "two hundred twenty trillion, two hundred twenty-two billion, one hundred twenty-two million, two hundred two thousand, twenty".