1301322313331 has 2 divisors, whose sum is σ = 1301322313332. Its totient is φ = 1301322313330.

The previous prime is 1301322313301. The next prime is 1301322313337. The reversal of 1301322313331 is 1333132231031.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1301322313331 - 2⁶ = 1301322313267 is a prime.

It is a super-2 number, since 2×1301322313331² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1301322313331.

It is not a weakly prime, because it can be changed into another prime (1301322313337) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 650661156665 + 650661156666.

It is an arithmetic number, because the mean of its divisors is an integer number (650661156666).

Almost surely, 2^{1301322313331} is an apocalyptic number.

1301322313331 is a deficient number, since it is larger than the sum of its proper divisors (1).

1301322313331 is an equidigital number, since it uses as much as digits as its factorization.

1301322313331 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2916, while the sum is 26.

Adding to 1301322313331 its reverse (1333132231031), we get a palindrome (2634454544362).

The spelling of 1301322313331 in words is "one trillion, three hundred one billion, three hundred twenty-two million, three hundred thirteen thousand, three hundred thirty-one".