1100111200169 has 2 divisors, whose sum is σ = 1100111200170. Its totient is φ = 1100111200168.

The previous prime is 1100111200099. The next prime is 1100111200229. The reversal of 1100111200169 is 9610021110011.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1011553177600 + 88558022569 = 1005760^2 + 297587^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1100111200169 is a prime.

It is a super-2 number, since 2×1100111200169² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1100111290169) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 550055600084 + 550055600085.

It is an arithmetic number, because the mean of its divisors is an integer number (550055600085).

Almost surely, 2^{1100111200169} is an apocalyptic number.

It is an amenable number.

1100111200169 is a deficient number, since it is larger than the sum of its proper divisors (1).

1100111200169 is an equidigital number, since it uses as much as digits as its factorization.

1100111200169 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 108, while the sum is 23.

The spelling of 1100111200169 in words is "one trillion, one hundred billion, one hundred eleven million, two hundred thousand, one hundred sixty-nine".