200112221111112 has 64 divisors (see below), whose sum is σ = 561370917369600. Its totient is φ = 66043637323200.

The previous prime is 200112221111087. The next prime is 200112221111123. The reversal of 200112221111112 is 211111122211002.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (18).

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, 4586341888 + ... + 4586385519.

It is an arithmetic number, because the mean of its divisors is an integer number (8771420583900).

Almost surely, 2^{200112221111112} is an apocalyptic number.

It is an amenable number.

200112221111112 is an abundant number, since it is smaller than the sum of its proper divisors (361258696258488).

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

200112221111112 is a wasteful number, since it uses less digits than its factorization.

200112221111112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9172727523 (or 9172727513 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 18.

Adding to 200112221111112 its reverse (211111122211002), we get a palindrome (411223343322114).

The spelling of 200112221111112 in words is "two hundred trillion, one hundred twelve billion, two hundred twenty-one million, one hundred eleven thousand, one hundred twelve".