102310102157 has 2 divisors, whose sum is σ = 102310102158. Its totient is φ = 102310102156.

The previous prime is 102310102127. The next prime is 102310102259. The reversal of 102310102157 is 751201013201.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 95020528516 + 7289573641 = 308254^2 + 85379^2 .

It is a cyclic number.

It is not a de Polignac number, because 102310102157 - 2³⁴ = 85130232973 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (102310102127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51155051078 + 51155051079.

It is an arithmetic number, because the mean of its divisors is an integer number (51155051079).

Almost surely, 2^102310102157 is an apocalyptic number.

It is an amenable number.

102310102157 is a deficient number, since it is larger than the sum of its proper divisors (1).

102310102157 is an equidigital number, since it uses as much as digits as its factorization.

102310102157 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 420, while the sum is 23.

Adding to 102310102157 its reverse (751201013201), we get a palindrome (853511115358).

The spelling of 102310102157 in words is "one hundred two billion, three hundred ten million, one hundred two thousand, one hundred fifty-seven".