2112133012 has 48 divisors (see below), whose sum is σ = 4157822592. Its totient is φ = 930372480.

The previous prime is 2112133007. The next prime is 2112133021. The reversal of 2112133012 is 2103312112.

It is a super-2 number, since 2×2112133012² = 8922211720760384288, which contains 22 as substring.

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, 425698 + ... + 430630.

It is an arithmetic number, because the mean of its divisors is an integer number (86621304).

Almost surely, 2^2112133012 is an apocalyptic number.

2112133012 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

2112133012 is a deficient number, since it is larger than the sum of its proper divisors (2045689580).

2112133012 is a wasteful number, since it uses less digits than its factorization.

2112133012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5248 (or 5246 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 16.

The square root of 2112133012 is about 45957.9483005932. The cubic root of 2112133012 is about 1283.0406658115.

Adding to 2112133012 its reverse (2103312112), we get a palindrome (4215445124).

Subtracting from 2112133012 its reverse (2103312112), we obtain a square (8820900 = 2970²).

The spelling of 2112133012 in words is "two billion, one hundred twelve million, one hundred thirty-three thousand, twelve".