102308122 has 48 divisors (see below), whose sum is σ = 191365632. Its totient is φ = 40137120.

The previous prime is 102308111. The next prime is 102308177. The reversal of 102308122 is 221803201.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a self number, because there is not a number n which added to its sum of digits gives 102308122.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 156348 + ... + 157000.

It is an arithmetic number, because the mean of its divisors is an integer number (3986784).

Almost surely, 2^102308122 is an apocalyptic number.

102308122 is a deficient number, since it is larger than the sum of its proper divisors (89057510).

102308122 is a wasteful number, since it uses less digits than its factorization.

102308122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 731 (or 712 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 19.

The square root of 102308122 is about 10114.7477477197. The cubic root of 102308122 is about 467.7028728583.

The spelling of 102308122 in words is "one hundred two million, three hundred eight thousand, one hundred twenty-two".