102122716357 has 2 divisors, whose sum is σ = 102122716358. Its totient is φ = 102122716356.

The previous prime is 102122716343. The next prime is 102122716361. The reversal of 102122716357 is 753617221201.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 101632802401 + 489913956 = 318799^2 + 22134^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-102122716357 is a prime.

It is a super-2 number, since 2×102122716357² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (102122716057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51061358178 + 51061358179.

It is an arithmetic number, because the mean of its divisors is an integer number (51061358179).

Almost surely, 2^102122716357 is an apocalyptic number.

It is an amenable number.

102122716357 is a deficient number, since it is larger than the sum of its proper divisors (1).

102122716357 is an equidigital number, since it uses as much as digits as its factorization.

102122716357 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 35280, while the sum is 37.

Adding to 102122716357 its reverse (753617221201), we get a palindrome (855739937558).

The spelling of 102122716357 in words is "one hundred two billion, one hundred twenty-two million, seven hundred sixteen thousand, three hundred fifty-seven".