2112012102 has 32 divisors (see below), whose sum is σ = 4474753632. Its totient is φ = 662257664.

The previous prime is 2112012073. The next prime is 2112012103. The reversal of 2112012102 is 2012102112.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2112012103) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 267118 + ... + 274910.

It is an arithmetic number, because the mean of its divisors is an integer number (139836051).

Almost surely, 2^2112012102 is an apocalyptic number.

2112012102 is an abundant number, since it is smaller than the sum of its proper divisors (2362741530).

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

2112012102 is a wasteful number, since it uses less digits than its factorization.

2112012102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10472.

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

The square root of 2112012102 is about 45956.6328401026. The cubic root of 2112012102 is about 1283.0161825985.

Adding to 2112012102 its reverse (2012102112), we get a palindrome (4124114214).

The spelling of 2112012102 in words is "two billion, one hundred twelve million, twelve thousand, one hundred two".