12132032313 has 4 divisors (see below), whose sum is σ = 16176043088. Its totient is φ = 8088021540.

The previous prime is 12132032293. The next prime is 12132032329. The reversal of 12132032313 is 31323023121.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 12132032313 - 2⁵ = 12132032281 is a prime.

It is a super-2 number, since 2×12132032313² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 12132032313.

It is not an unprimeable number, because it can be changed into a prime (12132032713) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2022005383 + ... + 2022005388.

It is an arithmetic number, because the mean of its divisors is an integer number (4044010772).

Almost surely, 2^12132032313 is an apocalyptic number.

It is an amenable number.

12132032313 is a deficient number, since it is larger than the sum of its proper divisors (4044010775).

12132032313 is an equidigital number, since it uses as much as digits as its factorization.

12132032313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4044010774.

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 12132032313 its reverse (31323023121), we get a palindrome (43455055434).

The spelling of 12132032313 in words is "twelve billion, one hundred thirty-two million, thirty-two thousand, three hundred thirteen".