102312302 has 32 divisors (see below), whose sum is σ = 167438880. Its totient is φ = 46725120.

The previous prime is 102312281. The next prime is 102312317. The reversal of 102312302 is 203213201.

It is a happy number.

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 15 ways as a sum of consecutive naturals, for example, 150788 + ... + 151464.

It is an arithmetic number, because the mean of its divisors is an integer number (5232465).

Almost surely, 2^102312302 is an apocalyptic number.

102312302 is a deficient number, since it is larger than the sum of its proper divisors (65126578).

102312302 is a wasteful number, since it uses less digits than its factorization.

102312302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 836.

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 102312302 is about 10114.9543745882. The cubic root of 102312302 is about 467.7092424125.

Adding to 102312302 its reverse (203213201), we get a palindrome (305525503).

The spelling of 102312302 in words is "one hundred two million, three hundred twelve thousand, three hundred two".