13201324131322 has 4 divisors (see below), whose sum is σ = 19801986196986. Its totient is φ = 6600662065660.

The previous prime is 13201324131319. The next prime is 13201324131353. The reversal of 13201324131322 is 22313142310231.

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., 9676697126121 + 3524627005201 = 3110739^2 + 1877399^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3300331032829 + ... + 3300331032832.

Almost surely, 2^{13201324131322} is an apocalyptic number.

13201324131322 is a deficient number, since it is larger than the sum of its proper divisors (6600662065664).

13201324131322 is an equidigital number, since it uses as much as digits as its factorization.

13201324131322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6600662065663.

The product of its (nonzero) digits is 5184, while the sum is 28.

Adding to 13201324131322 its reverse (22313142310231), we get a palindrome (35514466441553).

The spelling of 13201324131322 in words is "thirteen trillion, two hundred one billion, three hundred twenty-four million, one hundred thirty-one thousand, three hundred twenty-two".