102325141621 has 2 divisors, whose sum is σ = 102325141622. Its totient is φ = 102325141620.

The previous prime is 102325141613. The next prime is 102325141627. The reversal of 102325141621 is 126141523201.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 98426512900 + 3898628721 = 313730^2 + 62439^2 .

It is an emirp because it is prime and its reverse (126141523201) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 102325141621 - 2³ = 102325141613 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 102325141621.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (102325141627) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51162570810 + 51162570811.

It is an arithmetic number, because the mean of its divisors is an integer number (51162570811).

Almost surely, 2^102325141621 is an apocalyptic number.

It is an amenable number.

102325141621 is a deficient number, since it is larger than the sum of its proper divisors (1).

102325141621 is an equidigital number, since it uses as much as digits as its factorization.

102325141621 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2880, while the sum is 28.

Adding to 102325141621 its reverse (126141523201), we get a palindrome (228466664822).

The spelling of 102325141621 in words is "one hundred two billion, three hundred twenty-five million, one hundred forty-one thousand, six hundred twenty-one".