13210420131322 has 4 divisors (see below), whose sum is σ = 19815630196986. Its totient is φ = 6605210065660.

The previous prime is 13210420131319. The next prime is 13210420131331. The reversal of 13210420131322 is 22313102401231.

13210420131322 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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., 12925254519241 + 285165612081 = 3595171^2 + 534009^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3302605032829 + ... + 3302605032832.

Almost surely, 2^{13210420131322} is an apocalyptic number.

13210420131322 is a deficient number, since it is larger than the sum of its proper divisors (6605210065664).

13210420131322 is an equidigital number, since it uses as much as digits as its factorization.

13210420131322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6605210065663.

The product of its (nonzero) digits is 1728, while the sum is 25.

Adding to 13210420131322 its reverse (22313102401231), we get a palindrome (35523522532553).

The spelling of 13210420131322 in words is "thirteen trillion, two hundred ten billion, four hundred twenty million, one hundred thirty-one thousand, three hundred twenty-two".