102000010002161 has 2 divisors, whose sum is σ = 102000010002162. Its totient is φ = 102000010002160.

The previous prime is 102000010002097. The next prime is 102000010002173. The reversal of 102000010002161 is 161200010000201.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 78202628400625 + 23797381601536 = 8843225^2 + 4878256^2 .

It is an emirp because it is prime and its reverse (161200010000201) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 102000010002161 - 2⁶ = 102000010002097 is a prime.

It is not a weakly prime, because it can be changed into another prime (102000010004161) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51000005001080 + 51000005001081.

It is an arithmetic number, because the mean of its divisors is an integer number (51000005001081).

Almost surely, 2^{102000010002161} is an apocalyptic number.

It is an amenable number.

102000010002161 is a deficient number, since it is larger than the sum of its proper divisors (1).

102000010002161 is an equidigital number, since it uses as much as digits as its factorization.

102000010002161 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 24, while the sum is 14.

Adding to 102000010002161 its reverse (161200010000201), we get a palindrome (263200020002362).

The spelling of 102000010002161 in words is "one hundred two trillion, ten million, two thousand, one hundred sixty-one".