102123151321271 has 2 divisors, whose sum is σ = 102123151321272. Its totient is φ = 102123151321270.

The previous prime is 102123151321259. The next prime is 102123151321343. The reversal of 102123151321271 is 172123151321201.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 102123151321271 - 2²² = 102123147126967 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (102123151321571) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51061575660635 + 51061575660636.

It is an arithmetic number, because the mean of its divisors is an integer number (51061575660636).

Almost surely, 2^{102123151321271} is an apocalyptic number.

102123151321271 is a deficient number, since it is larger than the sum of its proper divisors (1).

102123151321271 is an equidigital number, since it uses as much as digits as its factorization.

102123151321271 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5040, while the sum is 32.

The spelling of 102123151321271 in words is "one hundred two trillion, one hundred twenty-three billion, one hundred fifty-one million, three hundred twenty-one thousand, two hundred seventy-one".