201000120122122 has 32 divisors (see below), whose sum is σ = 320788840740480. Its totient is φ = 94185422714880.

The previous prime is 201000120122093. The next prime is 201000120122147. The reversal of 201000120122122 is 221221021000102.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 201000120122096 and 201000120122105.

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, 4651558 + ... + 20582449.

It is an arithmetic number, because the mean of its divisors is an integer number (10024651273140).

Almost surely, 2^{201000120122122} is an apocalyptic number.

201000120122122 is a deficient number, since it is larger than the sum of its proper divisors (119788720618358).

201000120122122 is a wasteful number, since it uses less digits than its factorization.

201000120122122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25236286.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 201000120122122 its reverse (221221021000102), we get a palindrome (422221141122224).

The spelling of 201000120122122 in words is "two hundred one trillion, one hundred twenty million, one hundred twenty-two thousand, one hundred twenty-two".