2102021000112 has 40 divisors (see below), whose sum is σ = 5923877365440. Its totient is φ = 636976060480.

The previous prime is 2102021000087. The next prime is 2102021000153. The reversal of 2102021000112 is 2110001202012.

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, 1990549662 + ... + 1990550717.

It is an arithmetic number, because the mean of its divisors is an integer number (148096934136).

Almost surely, 2^{2102021000112} is an apocalyptic number.

2102021000112 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

2102021000112 is an abundant number, since it is smaller than the sum of its proper divisors (3821856365328).

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

2102021000112 is a wasteful number, since it uses less digits than its factorization.

2102021000112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3981100401 (or 3981100395 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 2102021000112 its reverse (2110001202012), we get a palindrome (4212022202124).

The spelling of 2102021000112 in words is "two trillion, one hundred two billion, twenty-one million, one hundred twelve", and thus it is an aban number.