2101000102012 has 24 divisors (see below), whose sum is σ = 4206759030656. Its totient is φ = 899408866608.

The previous prime is 2101000101997. The next prime is 2101000102031. The reversal of 2101000102012 is 2102010001012.

It is a self number, because there is not a number n which added to its sum of digits gives 2101000102012.

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, 42464358 + ... + 42513805.

Almost surely, 2^{2101000102012} is an apocalyptic number.

It is an amenable number.

2101000102012 is an abundant number, since it is smaller than the sum of its proper divisors (2105758928644).

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

2101000102012 is a wasteful number, since it uses less digits than its factorization.

2101000102012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84979057 (or 84979055 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 2101000102012 its reverse (2102010001012), we get a palindrome (4203010103024).

The spelling of 2101000102012 in words is "two trillion, one hundred one billion, one hundred two thousand, twelve".