1121323230169 has 2 divisors, whose sum is σ = 1121323230170. Its totient is φ = 1121323230168.

The previous prime is 1121323230133. The next prime is 1121323230173. The reversal of 1121323230169 is 9610323231211.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1076381350144 + 44941880025 = 1037488^2 + 211995^2 .

It is a cyclic number.

It is not a de Polignac number, because 1121323230169 - 2¹⁷ = 1121323099097 is a prime.

It is a super-2 number, since 2×1121323230169² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1121323231169) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 560661615084 + 560661615085.

It is an arithmetic number, because the mean of its divisors is an integer number (560661615085).

Almost surely, 2^{1121323230169} is an apocalyptic number.

It is an amenable number.

1121323230169 is a deficient number, since it is larger than the sum of its proper divisors (1).

1121323230169 is an equidigital number, since it uses as much as digits as its factorization.

1121323230169 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11664, while the sum is 34.

The spelling of 1121323230169 in words is "one trillion, one hundred twenty-one billion, three hundred twenty-three million, two hundred thirty thousand, one hundred sixty-nine".