2102110101012 has 24 divisors (see below), whose sum is σ = 4925974749696. Its totient is φ = 697696055488.

The previous prime is 2102110100989. The next prime is 2102110101053. The reversal of 2102110101012 is 2101010112012.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

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, 375911028 + ... + 375916619.

It is an arithmetic number, because the mean of its divisors is an integer number (205248947904).

Almost surely, 2^{2102110101012} is an apocalyptic number.

It is an amenable number.

2102110101012 is an abundant number, since it is smaller than the sum of its proper divisors (2823864648684).

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

2102110101012 is a wasteful number, since it uses less digits than its factorization.

2102110101012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 751827887 (or 751827885 counting only the distinct ones).

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

Adding to 2102110101012 its reverse (2101010112012), we get a palindrome (4203120213024).

The spelling of 2102110101012 in words is "two trillion, one hundred two billion, one hundred ten million, one hundred one thousand, twelve".