12132322 has 16 divisors (see below), whose sum is σ = 19465272. Its totient is φ = 5651200.

The previous prime is 12132319. The next prime is 12132331. The reversal of 12132322 is 22323121.

It can be written as a sum of positive squares in 4 ways, for example, as 11553201 + 579121 = 3399^2 + 761^2 .

It is a super-2 number, since 2×12132322² = 294386474223368, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 12132296 and 12132305.

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, 1668 + ... + 5200.

Almost surely, 2^12132322 is an apocalyptic number.

12132322 is a deficient number, since it is larger than the sum of its proper divisors (7332950).

12132322 is a wasteful number, since it uses less digits than its factorization.

12132322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3653.

The product of its digits is 144, while the sum is 16.

The square root of 12132322 is about 3483.1482885459. The cubic root of 12132322 is about 229.7812791537.

Adding to 12132322 its reverse (22323121), we get a palindrome (34455443).

The spelling of 12132322 in words is "twelve million, one hundred thirty-two thousand, three hundred twenty-two".