2110001001012 has 72 divisors (see below), whose sum is σ = 5349183630336. Its totient is φ = 701283092544.

The previous prime is 2110001001007. The next prime is 2110001001023. The reversal of 2110001001012 is 2101001000112.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 2110001000985 and 2110001001003.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 19629798 + ... + 19736994.

It is an arithmetic number, because the mean of its divisors is an integer number (74294217088).

Almost surely, 2^{2110001001012} is an apocalyptic number.

It is an amenable number.

2110001001012 is an abundant number, since it is smaller than the sum of its proper divisors (3239182629324).

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

2110001001012 is a wasteful number, since it uses less digits than its factorization.

2110001001012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 108797 (or 108792 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

Adding to 2110001001012 its reverse (2101001000112), we get a palindrome (4211002001124).

The spelling of 2110001001012 in words is "two trillion, one hundred ten billion, one million, one thousand, twelve".