2111012032169 has 2 divisors, whose sum is σ = 2111012032170. Its totient is φ = 2111012032168.

The previous prime is 2111012032127. The next prime is 2111012032201. The reversal of 2111012032169 is 9612302101112.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1092955248025 + 1018056784144 = 1045445^2 + 1008988^2 .

It is a cyclic number.

It is not a de Polignac number, because 2111012032169 - 2²⁸ = 2110743596713 is a prime.

It is a super-2 number, since 2×2111012032169² (a number of 25 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (2111012034169) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1055506016084 + 1055506016085.

It is an arithmetic number, because the mean of its divisors is an integer number (1055506016085).

Almost surely, 2^{2111012032169} is an apocalyptic number.

It is an amenable number.

2111012032169 is a deficient number, since it is larger than the sum of its proper divisors (1).

2111012032169 is an equidigital number, since it uses as much as digits as its factorization.

2111012032169 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1296, while the sum is 29.

The spelling of 2111012032169 in words is "two trillion, one hundred eleven billion, twelve million, thirty-two thousand, one hundred sixty-nine".