20222022222212 has 24 divisors (see below), whose sum is σ = 36055411534296. Its totient is φ = 9921882233088.

The previous prime is 20222022222173. The next prime is 20222022222251. The reversal of 20222022222212 is 21222222022202.

It is an interprime number because it is at equal distance from previous prime (20222022222173) and next prime (20222022222251).

It can be written as a sum of positive squares in 4 ways, for example, as 7073972173636 + 13148050048576 = 2659694^2 + 3626024^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 175712783 + ... + 175827830.

It is an arithmetic number, because the mean of its divisors is an integer number (1502308813929).

Almost surely, 2^{20222022222212} is an apocalyptic number.

It is an amenable number.

20222022222212 is a deficient number, since it is larger than the sum of its proper divisors (15833389312084).

20222022222212 is a wasteful number, since it uses less digits than its factorization.

20222022222212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 351540887 (or 351540885 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 23.

Adding to 20222022222212 its reverse (21222222022202), we get a palindrome (41444244244414).

The spelling of 20222022222212 in words is "twenty trillion, two hundred twenty-two billion, twenty-two million, two hundred twenty-two thousand, two hundred twelve".