8210012021112 has 64 divisors (see below), whose sum is σ = 23569412515200. Its totient is φ = 2356941248640.

The previous prime is 8210012021069. The next prime is 8210012021179. The reversal of 8210012021112 is 2111202100128.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 818377363 + ... + 818387394.

It is an arithmetic number, because the mean of its divisors is an integer number (368272070550).

Almost surely, 2^{8210012021112} is an apocalyptic number.

It is an amenable number.

8210012021112 is an abundant number, since it is smaller than the sum of its proper divisors (15359400494088).

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

8210012021112 is a wasteful number, since it uses less digits than its factorization.

8210012021112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1636764796 (or 1636764792 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 21.

The spelling of 8210012021112 in words is "eight trillion, two hundred ten billion, twelve million, twenty-one thousand, one hundred twelve".