102129234 has 16 divisors (see below), whose sum is σ = 216273888. Its totient is φ = 32040512.

The previous prime is 102129229. The next prime is 102129301. The reversal of 102129234 is 432921201.

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 7 ways as a sum of consecutive naturals, for example, 500532 + ... + 500735.

It is an arithmetic number, because the mean of its divisors is an integer number (13517118).

Almost surely, 2^102129234 is an apocalyptic number.

102129234 is an abundant number, since it is smaller than the sum of its proper divisors (114144654).

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

102129234 is a wasteful number, since it uses less digits than its factorization.

102129234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1001289.

The product of its (nonzero) digits is 864, while the sum is 24.

The square root of 102129234 is about 10105.9009494453. The cubic root of 102129234 is about 467.4301175726.

The spelling of 102129234 in words is "one hundred two million, one hundred twenty-nine thousand, two hundred thirty-four".