102330978 has 16 divisors (see below), whose sum is σ = 206689536. Its totient is φ = 33772400.

The previous prime is 102330961. The next prime is 102331001. The reversal of 102330978 is 879033201.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 83826 + ... + 85037.

It is an arithmetic number, because the mean of its divisors is an integer number (12918096).

Almost surely, 2^102330978 is an apocalyptic number.

102330978 is an abundant number, since it is smaller than the sum of its proper divisors (104358558).

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

102330978 is a wasteful number, since it uses less digits than its factorization.

102330978 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 168969.

The product of its (nonzero) digits is 9072, while the sum is 33.

The square root of 102330978 is about 10115.8775200177. The cubic root of 102330978 is about 467.7376990959.

The spelling of 102330978 in words is "one hundred two million, three hundred thirty thousand, nine hundred seventy-eight".