102921104 has 40 divisors (see below), whose sum is σ = 234276672. Its totient is φ = 43182720.

The previous prime is 102921089. The next prime is 102921131. The reversal of 102921104 is 401129201.

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 7 ways as a sum of consecutive naturals, for example, 20204 + ... + 24779.

Almost surely, 2^102921104 is an apocalyptic number.

It is an amenable number.

102921104 is an abundant number, since it is smaller than the sum of its proper divisors (131355568).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

102921104 is a wasteful number, since it uses less digits than its factorization.

102921104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45015 (or 45009 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 20.

The square root of 102921104 is about 10145.0038935429. The cubic root of 102921104 is about 468.6350984980.

The spelling of 102921104 in words is "one hundred two million, nine hundred twenty-one thousand, one hundred four".