1310100221231 has 2 divisors, whose sum is σ = 1310100221232. Its totient is φ = 1310100221230.

The previous prime is 1310100221149. The next prime is 1310100221251. The reversal of 1310100221231 is 1321220010131.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1310100221231 - 2²² = 1310096026927 is a prime.

It is a super-2 number, since 2×1310100221231² (a number of 25 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1310100221251) 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, 655050110615 + 655050110616.

It is an arithmetic number, because the mean of its divisors is an integer number (655050110616).

Almost surely, 2^{1310100221231} is an apocalyptic number.

1310100221231 is a deficient number, since it is larger than the sum of its proper divisors (1).

1310100221231 is an equidigital number, since it uses as much as digits as its factorization.

1310100221231 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 1310100221231 its reverse (1321220010131), we get a palindrome (2631320231362).

The spelling of 1310100221231 in words is "one trillion, three hundred ten billion, one hundred million, two hundred twenty-one thousand, two hundred thirty-one".