201000012101122 has 8 divisors (see below), whose sum is σ = 324692327240316. Its totient is φ = 92769236354352.

The previous prime is 201000012101117. The next prime is 201000012101129. The reversal of 201000012101122 is 221101210000102.

201000012101122 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 198334240768161 + 2665771332961 = 14083119^2 + 1632719^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is not an unprimeable number, because it can be changed into a prime (201000012101129) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3865384848073 + ... + 3865384848124.

Almost surely, 2^{201000012101122} is an apocalyptic number.

201000012101122 is a deficient number, since it is larger than the sum of its proper divisors (123692315139194).

201000012101122 is a wasteful number, since it uses less digits than its factorization.

201000012101122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7730769696212.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 201000012101122 its reverse (221101210000102), we get a palindrome (422101222101224).

The spelling of 201000012101122 in words is "two hundred one trillion, twelve million, one hundred one thousand, one hundred twenty-two".