1322312332 has 12 divisors (see below), whose sum is σ = 2524414536. Its totient is φ = 601051040.

The previous prime is 1322312281. The next prime is 1322312351. The reversal of 1322312332 is 2332132231.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15026233 + ... + 15026320.

It is an arithmetic number, because the mean of its divisors is an integer number (210367878).

Almost surely, 2^1322312332 is an apocalyptic number.

It is an amenable number.

1322312332 is a deficient number, since it is larger than the sum of its proper divisors (1202102204).

1322312332 is a wasteful number, since it uses less digits than its factorization.

1322312332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30052568 (or 30052566 counting only the distinct ones).

The product of its digits is 1296, while the sum is 22.

The square root of 1322312332 is about 36363.6127468105. The cubic root of 1322312332 is about 1097.6014769106.

Adding to 1322312332 its reverse (2332132231), we get a palindrome (3654444563).

The spelling of 1322312332 in words is "one billion, three hundred twenty-two million, three hundred twelve thousand, three hundred thirty-two".