200021211120122 has 64 divisors (see below), whose sum is σ = 349994494080000. Its totient is φ = 83954085396480.

The previous prime is 200021211119987. The next prime is 200021211120173. The reversal of 200021211120122 is 221021112120002.

It is a self number, because there is not a number n which added to its sum of digits gives 200021211120122.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1140537722 + ... + 1140713082.

It is an arithmetic number, because the mean of its divisors is an integer number (5468663970000).

Almost surely, 2^{200021211120122} is an apocalyptic number.

200021211120122 is a deficient number, since it is larger than the sum of its proper divisors (149973282959878).

200021211120122 is a wasteful number, since it uses less digits than its factorization.

200021211120122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 178191.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 200021211120122 its reverse (221021112120002), we get a palindrome (421042323240124).

The spelling of 200021211120122 in words is "two hundred trillion, twenty-one billion, two hundred eleven million, one hundred twenty thousand, one hundred twenty-two".