201000122111122 has 64 divisors (see below), whose sum is σ = 307293679186560. Its totient is φ = 98591722240000.

The previous prime is 201000122111081. The next prime is 201000122111179. The reversal of 201000122111122 is 221111221000102.

It is a super-2 number, since 2×201000122111122² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 201000122111096 and 201000122111105.

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, 18520230648 + ... + 18520241500.

It is an arithmetic number, because the mean of its divisors is an integer number (4801463737290).

Almost surely, 2^{201000122111122} is an apocalyptic number.

201000122111122 is a deficient number, since it is larger than the sum of its proper divisors (106293557075438).

201000122111122 is a wasteful number, since it uses less digits than its factorization.

201000122111122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12939.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 201000122111122 its reverse (221111221000102), we get a palindrome (422111343111224).

The spelling of 201000122111122 in words is "two hundred one trillion, one hundred twenty-two million, one hundred eleven thousand, one hundred twenty-two".