201122102001012 has 48 divisors (see below), whose sum is σ = 480295963929600. Its totient is φ = 65473800975712.

The previous prime is 201122102000971. The next prime is 201122102001083. The reversal of 201122102001012 is 210100201221102.

It is a junction number, because it is equal to n+sod(n) for n = 201122102000982 and 201122102001000.

It is a congruent number.

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, 381534762 + ... + 382061537.

It is an arithmetic number, because the mean of its divisors is an integer number (10006165915200).

Almost surely, 2^{201122102001012} is an apocalyptic number.

It is an amenable number.

201122102001012 is an abundant number, since it is smaller than the sum of its proper divisors (279173861928588).

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

201122102001012 is a wasteful number, since it uses less digits than its factorization.

201122102001012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 763596820 (or 763596818 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 201122102001012 its reverse (210100201221102), we get a palindrome (411222303222114).

The spelling of 201122102001012 in words is "two hundred one trillion, one hundred twenty-two billion, one hundred two million, one thousand, twelve".