1310223020269 has 2 divisors, whose sum is σ = 1310223020270. Its totient is φ = 1310223020268.

The previous prime is 1310223020221. The next prime is 1310223020291. The reversal of 1310223020269 is 9620203220131.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 971338369225 + 338884651044 = 985565^2 + 582138^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1310223020269 is a prime.

It is a super-2 number, since 2×1310223020269² (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 1310223020269.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1310223020209) by changing a digit.

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, 655111510134 + 655111510135.

It is an arithmetic number, because the mean of its divisors is an integer number (655111510135).

Almost surely, 2^{1310223020269} is an apocalyptic number.

It is an amenable number.

1310223020269 is a deficient number, since it is larger than the sum of its proper divisors (1).

1310223020269 is an equidigital number, since it uses as much as digits as its factorization.

1310223020269 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7776, while the sum is 31.

The spelling of 1310223020269 in words is "one trillion, three hundred ten billion, two hundred twenty-three million, twenty thousand, two hundred sixty-nine".