1321142332 has 12 divisors (see below), whose sum is σ = 2312881480. Its totient is φ = 660319056.

The previous prime is 1321142311. The next prime is 1321142351. The reversal of 1321142332 is 2332411231.

It is a super-2 number, since 2×1321142332² = 3490834122804796448, which contains 22 as substring.

It is a congruent number.

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, 50982 + ... + 72397.

Almost surely, 2^1321142332 is an apocalyptic number.

It is an amenable number.

1321142332 is a deficient number, since it is larger than the sum of its proper divisors (991739148).

1321142332 is a wasteful number, since it uses less digits than its factorization.

1321142332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126060 (or 126058 counting only the distinct ones).

The product of its digits is 864, while the sum is 22.

The square root of 1321142332 is about 36347.5216761748. The cubic root of 1321142332 is about 1097.2776571290.

Adding to 1321142332 its reverse (2332411231), we get a palindrome (3653553563).

The spelling of 1321142332 in words is "one billion, three hundred twenty-one million, one hundred forty-two thousand, three hundred thirty-two".