2111101122112 has 28 divisors (see below), whose sum is σ = 4190228947440. Its totient is φ = 1055295403136.

The previous prime is 2111101122073. The next prime is 2111101122139. The reversal of 2111101122112 is 2112211011112.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3719878 + ... + 4249669.

Almost surely, 2^{2111101122112} is an apocalyptic number.

It is an amenable number.

2111101122112 is a deficient number, since it is larger than the sum of its proper divisors (2079127825328).

2111101122112 is an equidigital number, since it uses as much as digits as its factorization.

2111101122112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7973698 (or 7973688 counting only the distinct ones).

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

Adding to 2111101122112 its reverse (2112211011112), we get a palindrome (4223312133224).

The spelling of 2111101122112 in words is "two trillion, one hundred eleven billion, one hundred one million, one hundred twenty-two thousand, one hundred twelve".