2331131132 has 24 divisors (see below), whose sum is σ = 4451715072. Its totient is φ = 1059278000.

The previous prime is 2331131113. The next prime is 2331131177. The reversal of 2331131132 is 2311311332.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 189893 + ... + 201795.

It is an arithmetic number, because the mean of its divisors is an integer number (185488128).

Almost surely, 2^2331131132 is an apocalyptic number.

2331131132 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

2331131132 is a deficient number, since it is larger than the sum of its proper divisors (2120583940).

2331131132 is a wasteful number, since it uses less digits than its factorization.

2331131132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16369 (or 16367 counting only the distinct ones).

The product of its digits is 324, while the sum is 20.

The square root of 2331131132 is about 48281.7888235306. The cubic root of 2331131132 is about 1325.9350005713.

Adding to 2331131132 its reverse (2311311332), we get a palindrome (4642442464).

The spelling of 2331131132 in words is "two billion, three hundred thirty-one million, one hundred thirty-one thousand, one hundred thirty-two".