102921068 has 6 divisors (see below), whose sum is σ = 180111876. Its totient is φ = 51460532.

The previous prime is 102921031. The next prime is 102921089. The reversal of 102921068 is 860129201.

It is a self number, because there is not a number n which added to its sum of digits gives 102921068.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12865130 + ... + 12865137.

It is an arithmetic number, because the mean of its divisors is an integer number (30018646).

Almost surely, 2^102921068 is an apocalyptic number.

It is an amenable number.

102921068 is a deficient number, since it is larger than the sum of its proper divisors (77190808).

102921068 is a wasteful number, since it uses less digits than its factorization.

102921068 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25730271 (or 25730269 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 29.

The square root of 102921068 is about 10145.0021192704. The cubic root of 102921068 is about 468.6350438579.

The spelling of 102921068 in words is "one hundred two million, nine hundred twenty-one thousand, sixty-eight".