102120804141659 has 2 divisors, whose sum is σ = 102120804141660. Its totient is φ = 102120804141658.

The previous prime is 102120804141613. The next prime is 102120804141679. The reversal of 102120804141659 is 956141408021201.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-102120804141659 is a prime.

It is not a weakly prime, because it can be changed into another prime (102120804141679) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51060402070829 + 51060402070830.

It is an arithmetic number, because the mean of its divisors is an integer number (51060402070830).

Almost surely, 2^{102120804141659} is an apocalyptic number.

102120804141659 is a deficient number, since it is larger than the sum of its proper divisors (1).

102120804141659 is an equidigital number, since it uses as much as digits as its factorization.

102120804141659 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 138240, while the sum is 44.

The spelling of 102120804141659 in words is "one hundred two trillion, one hundred twenty billion, eight hundred four million, one hundred forty-one thousand, six hundred fifty-nine".