102621617022151 has 2 divisors, whose sum is σ = 102621617022152. Its totient is φ = 102621617022150.

The previous prime is 102621617022143. The next prime is 102621617022263. The reversal of 102621617022151 is 151220716126201.

It is a happy number.

It is a weak prime.

It is an emirp because it is prime and its reverse (151220716126201) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 102621617022151 - 2³ = 102621617022143 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 102621617022151.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (102621317022151) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51310808511075 + 51310808511076.

It is an arithmetic number, because the mean of its divisors is an integer number (51310808511076).

Almost surely, 2^{102621617022151} is an apocalyptic number.

102621617022151 is a deficient number, since it is larger than the sum of its proper divisors (1).

102621617022151 is an equidigital number, since it uses as much as digits as its factorization.

102621617022151 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 20160, while the sum is 37.

The spelling of 102621617022151 in words is "one hundred two trillion, six hundred twenty-one billion, six hundred seventeen million, twenty-two thousand, one hundred fifty-one".