102059321591 has 8 divisors (see below), whose sum is σ = 105216237984. Its totient is φ = 98923381920.

The previous prime is 102059321563. The next prime is 102059321599. The reversal of 102059321591 is 195123950201.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-102059321591 is a prime.

It is a super-2 number, since 2×102059321591² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102059321599) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5234300 + ... + 5253761.

It is an arithmetic number, because the mean of its divisors is an integer number (13152029748).

Almost surely, 2^102059321591 is an apocalyptic number.

102059321591 is a deficient number, since it is larger than the sum of its proper divisors (3156916393).

102059321591 is a wasteful number, since it uses less digits than its factorization.

102059321591 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10488361.

The product of its (nonzero) digits is 24300, while the sum is 38.

The spelling of 102059321591 in words is "one hundred two billion, fifty-nine million, three hundred twenty-one thousand, five hundred ninety-one".