201111000020112 has 320 divisors, whose sum is σ = 677896000323584. Its totient is φ = 49942008207360.

The previous prime is 201111000020107. The next prime is 201111000020131. The reversal of 201111000020112 is 211020000111102.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 15060478 + ... + 25080669.

Almost surely, 2^{201111000020112} is an apocalyptic number.

It is an amenable number.

201111000020112 is an abundant number, since it is smaller than the sum of its proper divisors (476785000303472).

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

201111000020112 is a wasteful number, since it uses less digits than its factorization.

201111000020112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40141246 (or 40141240 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 201111000020112 its reverse (211020000111102), we get a palindrome (412131000131214).

The spelling of 201111000020112 in words is "two hundred one trillion, one hundred eleven billion, twenty thousand, one hundred twelve".