13132321322 has 4 divisors (see below), whose sum is σ = 19698481986. Its totient is φ = 6566160660.

The previous prime is 13132321297. The next prime is 13132321327. The reversal of 13132321322 is 22312323131.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 7864319761 + 5268001561 = 88681^2 + 72581^2 .

It is not an unprimeable number, because it can be changed into a prime (13132321327) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3283080329 + ... + 3283080332.

Almost surely, 2^13132321322 is an apocalyptic number.

13132321322 is a deficient number, since it is larger than the sum of its proper divisors (6566160664).

13132321322 is an equidigital number, since it uses as much as digits as its factorization.

13132321322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6566160663.

The product of its digits is 1296, while the sum is 23.

Adding to 13132321322 its reverse (22312323131), we get a palindrome (35444644453).

The spelling of 13132321322 in words is "thirteen billion, one hundred thirty-two million, three hundred twenty-one thousand, three hundred twenty-two".