2132123312 has 40 divisors (see below), whose sum is σ = 4573820352. Its totient is φ = 954676800.

The previous prime is 2132123311. The next prime is 2132123327. The reversal of 2132123312 is 2133212312.

It is not an unprimeable number, because it can be changed into a prime (2132123311) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 78614 + ... + 102197.

Almost surely, 2^2132123312 is an apocalyptic number.

2132123312 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

2132123312 is an abundant number, since it is smaller than the sum of its proper divisors (2441697040).

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

2132123312 is a wasteful number, since it uses less digits than its factorization.

2132123312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 180897 (or 180891 counting only the distinct ones).

The product of its digits is 432, while the sum is 20.

The square root of 2132123312 is about 46174.9208120599. The cubic root of 2132123312 is about 1287.0757453699.

Adding to 2132123312 its reverse (2133212312), we get a palindrome (4265335624).

The spelling of 2132123312 in words is "two billion, one hundred thirty-two million, one hundred twenty-three thousand, three hundred twelve".