200121222212022 has 32 divisors (see below), whose sum is σ = 424319801601024. Its totient is φ = 62810496943200.

The previous prime is 200121222212003. The next prime is 200121222212099. The reversal of 200121222212022 is 220212222121002.

It is a self number, because there is not a number n which added to its sum of digits gives 200121222212022.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 14539460004 + ... + 14539473767.

It is an arithmetic number, because the mean of its divisors is an integer number (13259993800032).

Almost surely, 2^{200121222212022} is an apocalyptic number.

200121222212022 is an abundant number, since it is smaller than the sum of its proper divisors (224198579389002).

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

200121222212022 is a wasteful number, since it uses less digits than its factorization.

200121222212022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29078933844.

The product of its (nonzero) digits is 512, while the sum is 21.

Adding to 200121222212022 its reverse (220212222121002), we get a palindrome (420333444333024).

The spelling of 200121222212022 in words is "two hundred trillion, one hundred twenty-one billion, two hundred twenty-two million, two hundred twelve thousand, twenty-two".