202020120121222 has 16 divisors (see below), whose sum is σ = 326340704021472. Its totient is φ = 93239909732160.

The previous prime is 202020120121219. The next prime is 202020120121241. The reversal of 202020120121222 is 222121021020202.

It is a self number, because there is not a number n which added to its sum of digits gives 202020120121222.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11888847 + ... + 23353477.

It is an arithmetic number, because the mean of its divisors is an integer number (20396294001342).

Almost surely, 2^{202020120121222} is an apocalyptic number.

202020120121222 is a deficient number, since it is larger than the sum of its proper divisors (124320583900250).

202020120121222 is a wasteful number, since it uses less digits than its factorization.

202020120121222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12142383.

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 202020120121222 its reverse (222121021020202), we get a palindrome (424141141141424).

The spelling of 202020120121222 in words is "two hundred two trillion, twenty billion, one hundred twenty million, one hundred twenty-one thousand, two hundred twenty-two".