2102112000012 has 24 divisors (see below), whose sum is σ = 4905423374656. Its totient is φ = 700633232208.

The previous prime is 2102112000011. The next prime is 2102112000013. The reversal of 2102112000012 is 2100002112012.

It is an interprime number because it is at equal distance from previous prime (2102112000011) and next prime (2102112000013).

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

It is not an unprimeable number, because it can be changed into a prime (2102112000011) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8722138 + ... + 8959905.

Almost surely, 2^{2102112000012} is an apocalyptic number.

It is an amenable number.

2102112000012 is an abundant number, since it is smaller than the sum of its proper divisors (2803311374644).

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

2102112000012 is a wasteful number, since it uses less digits than its factorization.

2102112000012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17691957 (or 17691955 counting only the distinct ones).

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

Adding to 2102112000012 its reverse (2100002112012), we get a palindrome (4202114112024).

It can be divided in two parts, 21021 and 12000012, that multiplied together give a palindrome (252252252252).

The spelling of 2102112000012 in words is "two trillion, one hundred two billion, one hundred twelve million, twelve", and thus it is an aban number.