2172170411027 has 2 divisors, whose sum is σ = 2172170411028. Its totient is φ = 2172170411026.

The previous prime is 2172170410951. The next prime is 2172170411039. The reversal of 2172170411027 is 7201140712712.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2172170411027 - 2⁸ = 2172170410771 is a prime.

It is a super-2 number, since 2×2172170411027² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2172170411077) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1086085205513 + 1086085205514.

It is an arithmetic number, because the mean of its divisors is an integer number (1086085205514).

Almost surely, 2^{2172170411027} is an apocalyptic number.

2172170411027 is a deficient number, since it is larger than the sum of its proper divisors (1).

2172170411027 is an equidigital number, since it uses as much as digits as its factorization.

2172170411027 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10976, while the sum is 35.

The spelling of 2172170411027 in words is "two trillion, one hundred seventy-two billion, one hundred seventy million, four hundred eleven thousand, twenty-seven".