202120121222122 has 32 divisors (see below), whose sum is σ = 305361344171520. Its totient is φ = 100334337450480.

The previous prime is 202120121222099. The next prime is 202120121222137. The reversal of 202120121222122 is 221222121021202.

202120121222122 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 202120121222093 and 202120121222102.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2923184283 + ... + 2923253425.

It is an arithmetic number, because the mean of its divisors is an integer number (9542542005360).

Almost surely, 2^{202120121222122} is an apocalyptic number.

202120121222122 is a deficient number, since it is larger than the sum of its proper divisors (103241222949398).

202120121222122 is a wasteful number, since it uses less digits than its factorization.

202120121222122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78618.

The product of its (nonzero) digits is 512, while the sum is 22.

Adding to 202120121222122 its reverse (221222121021202), we get a palindrome (423342242243324).

The spelling of 202120121222122 in words is "two hundred two trillion, one hundred twenty billion, one hundred twenty-one million, two hundred twenty-two thousand, one hundred twenty-two".