13120114121321 has 2 divisors, whose sum is σ = 13120114121322. Its totient is φ = 13120114121320.

The previous prime is 13120114121297. The next prime is 13120114121347. The reversal of 13120114121321 is 12312141102131.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8307307417600 + 4812806703721 = 2882240^2 + 2193811^2 .

It is a cyclic number.

It is not a de Polignac number, because 13120114121321 - 2²² = 13120109927017 is a prime.

It is not a weakly prime, because it can be changed into another prime (13120114121381) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6560057060660 + 6560057060661.

It is an arithmetic number, because the mean of its divisors is an integer number (6560057060661).

Almost surely, 2^{13120114121321} is an apocalyptic number.

It is an amenable number.

13120114121321 is a deficient number, since it is larger than the sum of its proper divisors (1).

13120114121321 is an equidigital number, since it uses as much as digits as its factorization.

13120114121321 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 288, while the sum is 23.

Adding to 13120114121321 its reverse (12312141102131), we get a palindrome (25432255223452).

The spelling of 13120114121321 in words is "thirteen trillion, one hundred twenty billion, one hundred fourteen million, one hundred twenty-one thousand, three hundred twenty-one".