102215344342523 has 2 divisors, whose sum is σ = 102215344342524. Its totient is φ = 102215344342522.

The previous prime is 102215344342493. The next prime is 102215344342561. The reversal of 102215344342523 is 325243443512201.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 102215344342523 - 2¹⁰ = 102215344341499 is a prime.

It is not a weakly prime, because it can be changed into another prime (102215344342583) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51107672171261 + 51107672171262.

It is an arithmetic number, because the mean of its divisors is an integer number (51107672171262).

Almost surely, 2^{102215344342523} is an apocalyptic number.

102215344342523 is a deficient number, since it is larger than the sum of its proper divisors (1).

102215344342523 is an equidigital number, since it uses as much as digits as its factorization.

102215344342523 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 691200, while the sum is 41.

Adding to 102215344342523 its reverse (325243443512201), we get a palindrome (427458787854724).

The spelling of 102215344342523 in words is "one hundred two trillion, two hundred fifteen billion, three hundred forty-four million, three hundred forty-two thousand, five hundred twenty-three".