13245320422 has 4 divisors (see below), whose sum is σ = 19867980636. Its totient is φ = 6622660210.

The previous prime is 13245320411. The next prime is 13245320453. The reversal of 13245320422 is 22402354231.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3311330104 + ... + 3311330107.

It is an arithmetic number, because the mean of its divisors is an integer number (4966995159).

Almost surely, 2^13245320422 is an apocalyptic number.

13245320422 is a deficient number, since it is larger than the sum of its proper divisors (6622660214).

13245320422 is an equidigital number, since it uses as much as digits as its factorization.

13245320422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6622660213.

The product of its (nonzero) digits is 11520, while the sum is 28.

Adding to 13245320422 its reverse (22402354231), we get a palindrome (35647674653).

The spelling of 13245320422 in words is "thirteen billion, two hundred forty-five million, three hundred twenty thousand, four hundred twenty-two".