201121112002112 has 28 divisors (see below), whose sum is σ = 406629889779996. Its totient is φ = 98663187018240.

The previous prime is 201121112002051. The next prime is 201121112002133. The reversal of 201121112002112 is 211200211121102.

It can be written as a sum of positive squares in 2 ways, for example, as 76534082637376 + 124587029364736 = 8748376^2 + 11161856^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29646386939 + ... + 29646393722.

Almost surely, 2^{201121112002112} is an apocalyptic number.

It is an amenable number.

201121112002112 is an abundant number, since it is smaller than the sum of its proper divisors (205508777777884).

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

201121112002112 is an equidigital number, since it uses as much as digits as its factorization.

201121112002112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59292780726 (or 59292780716 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 201121112002112 its reverse (211200211121102), we get a palindrome (412321323123214).

The spelling of 201121112002112 in words is "two hundred one trillion, one hundred twenty-one billion, one hundred twelve million, two thousand, one hundred twelve".