2132312344 has 8 divisors (see below), whose sum is σ = 3998085660. Its totient is φ = 1066156168.

The previous prime is 2132312341. The next prime is 2132312381. The reversal of 2132312344 is 4432132312.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2132312341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 133269514 + ... + 133269529.

Almost surely, 2^2132312344 is an apocalyptic number.

It is an amenable number.

2132312344 is a deficient number, since it is larger than the sum of its proper divisors (1865773316).

2132312344 is a wasteful number, since it uses less digits than its factorization.

2132312344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 266539049 (or 266539045 counting only the distinct ones).

The product of its digits is 3456, while the sum is 25.

The square root of 2132312344 is about 46176.9676787032. The cubic root of 2132312344 is about 1287.1137812113.

Adding to 2132312344 its reverse (4432132312), we get a palindrome (6564444656).

The spelling of 2132312344 in words is "two billion, one hundred thirty-two million, three hundred twelve thousand, three hundred forty-four".