2001110112012 has 24 divisors (see below), whose sum is σ = 5093734830912. Its totient is φ = 606397003600.

The previous prime is 2001110111999. The next prime is 2001110112083. The reversal of 2001110112012 is 2102110111002.

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 7 ways as a sum of consecutive naturals, for example, 7579962414 + ... + 7579962677.

It is an arithmetic number, because the mean of its divisors is an integer number (212238951288).

Almost surely, 2^{2001110112012} is an apocalyptic number.

2001110112012 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

2001110112012 is an abundant number, since it is smaller than the sum of its proper divisors (3092624718900).

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

2001110112012 is a wasteful number, since it uses less digits than its factorization.

2001110112012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15159925109 (or 15159925107 counting only the distinct ones).

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

Adding to 2001110112012 its reverse (2102110111002), we get a palindrome (4103220223014).

The spelling of 2001110112012 in words is "two trillion, one billion, one hundred ten million, one hundred twelve thousand, twelve".