102036640171 has 2 divisors, whose sum is σ = 102036640172. Its totient is φ = 102036640170.

The previous prime is 102036640141. The next prime is 102036640241. The reversal of 102036640171 is 171046630201.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-102036640171 is a prime.

It is a super-2 number, since 2×102036640171² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (102036640141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51018320085 + 51018320086.

It is an arithmetic number, because the mean of its divisors is an integer number (51018320086).

Almost surely, 2^102036640171 is an apocalyptic number.

102036640171 is a deficient number, since it is larger than the sum of its proper divisors (1).

102036640171 is an equidigital number, since it uses as much as digits as its factorization.

102036640171 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6048, while the sum is 31.

The spelling of 102036640171 in words is "one hundred two billion, thirty-six million, six hundred forty thousand, one hundred seventy-one".