201111112120002 has 64 divisors (see below), whose sum is σ = 460527058827264. Its totient is φ = 57354770407680.

The previous prime is 201111112119919. The next prime is 201111112120063. The reversal of 201111112120002 is 200021211111102.

It is a happy number.

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, 284145018 + ... + 284851914.

It is an arithmetic number, because the mean of its divisors is an integer number (7195735294176).

Almost surely, 2^{201111112120002} is an apocalyptic number.

201111112120002 is an abundant number, since it is smaller than the sum of its proper divisors (259415946707262).

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

201111112120002 is a wasteful number, since it uses less digits than its factorization.

201111112120002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 719343.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 201111112120002 its reverse (200021211111102), we get a palindrome (401132323231104).

The spelling of 201111112120002 in words is "two hundred one trillion, one hundred eleven billion, one hundred twelve million, one hundred twenty thousand, two".