2011112211200 has 54 divisors (see below), whose sum is σ = 4977816974844. Its totient is φ = 804444881920.

The previous prime is 2011112211187. The next prime is 2011112211341. The reversal of 2011112211200 is 21122111102.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 157111742 + ... + 157124541.

Almost surely, 2^{2011112211200} is an apocalyptic number.

2011112211200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2011112211200 is an abundant number, since it is smaller than the sum of its proper divisors (2966704763644).

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

2011112211200 is an equidigital number, since it uses as much as digits as its factorization.

2011112211200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 314236309 (or 314236290 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 2011112211200 its reverse (21122111102), we get a palindrome (2032234322302).

The spelling of 2011112211200 in words is "two trillion, eleven billion, one hundred twelve million, two hundred eleven thousand, two hundred".