13120421022311 has 2 divisors, whose sum is σ = 13120421022312. Its totient is φ = 13120421022310.

The previous prime is 13120421022287. The next prime is 13120421022329. The reversal of 13120421022311 is 11322012402131.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 13120421022311 - 2¹⁰ = 13120421021287 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13120421022361) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6560210511155 + 6560210511156.

It is an arithmetic number, because the mean of its divisors is an integer number (6560210511156).

Almost surely, 2^{13120421022311} is an apocalyptic number.

13120421022311 is a deficient number, since it is larger than the sum of its proper divisors (1).

13120421022311 is an equidigital number, since it uses as much as digits as its factorization.

13120421022311 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 576, while the sum is 23.

Adding to 13120421022311 its reverse (11322012402131), we get a palindrome (24442433424442).

The spelling of 13120421022311 in words is "thirteen trillion, one hundred twenty billion, four hundred twenty-one million, twenty-two thousand, three hundred eleven".