102331078 has 8 divisors (see below), whose sum is σ = 154354680. Its totient is φ = 50879520.

The previous prime is 102331069. The next prime is 102331081. The reversal of 102331078 is 870133201.

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

It is a congruent number.

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 in 3 ways as a sum of consecutive naturals, for example, 142563 + ... + 143278.

It is an arithmetic number, because the mean of its divisors is an integer number (19294335).

Almost surely, 2^102331078 is an apocalyptic number.

102331078 is a deficient number, since it is larger than the sum of its proper divisors (52023602).

102331078 is a wasteful number, since it uses less digits than its factorization.

102331078 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 286022.

The product of its (nonzero) digits is 1008, while the sum is 25.

The square root of 102331078 is about 10115.8824627414. The cubic root of 102331078 is about 467.7378514570.

Adding to 102331078 its reverse (870133201), we get a palindrome (972464279).

It can be divided in two parts, 10233 and 1078, that added together give a palindrome (11311).

The spelling of 102331078 in words is "one hundred two million, three hundred thirty-one thousand, seventy-eight".