2122312332 has 24 divisors (see below), whose sum is σ = 5659499776. Its totient is φ = 606374928.

The previous prime is 2122312303. The next prime is 2122312349. The reversal of 2122312332 is 2332132212.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 2122312299 and 2122312308.

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, 12632728 + ... + 12632895.

Almost surely, 2^2122312332 is an apocalyptic number.

It is an amenable number.

2122312332 is an abundant number, since it is smaller than the sum of its proper divisors (3537187444).

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

2122312332 is a wasteful number, since it uses less digits than its factorization.

2122312332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25265637 (or 25265635 counting only the distinct ones).

The product of its digits is 864, while the sum is 21.

The square root of 2122312332 is about 46068.5612104394. The cubic root of 2122312332 is about 1285.0985469497.

Adding to 2122312332 its reverse (2332132212), we get a palindrome (4454444544).

The spelling of 2122312332 in words is "two billion, one hundred twenty-two million, three hundred twelve thousand, three hundred thirty-two".