1101312331169 has 2 divisors, whose sum is σ = 1101312331170. Its totient is φ = 1101312331168.

The previous prime is 1101312331109. The next prime is 1101312331177. The reversal of 1101312331169 is 9611332131011.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 716540241169 + 384772090000 = 846487^2 + 620300^2 .

It is a cyclic number.

It is not a de Polignac number, because 1101312331169 - 2²⁰ = 1101311282593 is a prime.

It is a super-2 number, since 2×1101312331169² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1101312331109) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 550656165584 + 550656165585.

It is an arithmetic number, because the mean of its divisors is an integer number (550656165585).

Almost surely, 2^{1101312331169} is an apocalyptic number.

It is an amenable number.

1101312331169 is a deficient number, since it is larger than the sum of its proper divisors (1).

1101312331169 is an equidigital number, since it uses as much as digits as its factorization.

1101312331169 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 32.

The spelling of 1101312331169 in words is "one trillion, one hundred one billion, three hundred twelve million, three hundred thirty-one thousand, one hundred sixty-nine".