203312102 has 8 divisors (see below), whose sum is σ = 348535056. Its totient is φ = 87133752.

The previous prime is 203312089. The next prime is 203312117. The reversal of 203312102 is 201213302.

It is a happy number.

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

It is a Harshad number since it is a multiple of its sum of digits (14), and also a Moran number because the ratio is a prime number: 14522293 = 203312102 / (2 + 0 + 3 + 3 + 1 + 2 + 1 + 0 + 2).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7261133 + ... + 7261160.

It is an arithmetic number, because the mean of its divisors is an integer number (43566882).

Almost surely, 2^203312102 is an apocalyptic number.

203312102 is a deficient number, since it is larger than the sum of its proper divisors (145222954).

203312102 is a wasteful number, since it uses less digits than its factorization.

203312102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14522302.

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

The square root of 203312102 is about 14258.7552752686. The cubic root of 203312102 is about 588.0141045100.

Adding to 203312102 its reverse (201213302), we get a palindrome (404525404).

The spelling of 203312102 in words is "two hundred three million, three hundred twelve thousand, one hundred two".