2112312134 has 16 divisors (see below), whose sum is σ = 3383119872. Its totient is φ = 986741448.

The previous prime is 2112312109. The next prime is 2112312143. The reversal of 2112312134 is 4312132112.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 531974 + ... + 535929.

It is an arithmetic number, because the mean of its divisors is an integer number (211444992).

Almost surely, 2^2112312134 is an apocalyptic number.

2112312134 is a deficient number, since it is larger than the sum of its proper divisors (1270807738).

2112312134 is a wasteful number, since it uses less digits than its factorization.

2112312134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1067971.

The product of its digits is 288, while the sum is 20.

The square root of 2112312134 is about 45959.8970190317. The cubic root of 2112312134 is about 1283.0769347258.

Adding to 2112312134 its reverse (4312132112), we get a palindrome (6424444246).

The spelling of 2112312134 in words is "two billion, one hundred twelve million, three hundred twelve thousand, one hundred thirty-four".