204320102 has 12 divisors (see below), whose sum is σ = 356517900. Its totient is φ = 87565716.

The previous prime is 204320099. The next prime is 204320107. The reversal of 204320102 is 201023402.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (204320107) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1042352 + ... + 1042547.

It is an arithmetic number, because the mean of its divisors is an integer number (29709825).

Almost surely, 2^204320102 is an apocalyptic number.

204320102 is a deficient number, since it is larger than the sum of its proper divisors (152197798).

204320102 is a wasteful number, since it uses less digits than its factorization.

204320102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2084915 (or 2084908 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 14.

The square root of 204320102 is about 14294.0582760810. The cubic root of 204320102 is about 588.9842736175.

Adding to 204320102 its reverse (201023402), we get a palindrome (405343504).

The spelling of 204320102 in words is "two hundred four million, three hundred twenty thousand, one hundred two".