203431102 has 8 divisors (see below), whose sum is σ = 348739056. Its totient is φ = 87184752.

The previous prime is 203431099. The next prime is 203431103. The reversal of 203431102 is 201134302.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (203431103) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7265383 + ... + 7265410.

It is an arithmetic number, because the mean of its divisors is an integer number (43592382).

Almost surely, 2^203431102 is an apocalyptic number.

203431102 is a deficient number, since it is larger than the sum of its proper divisors (145307954).

203431102 is a wasteful number, since it uses less digits than its factorization.

203431102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14530802.

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 203431102 is about 14262.9275396042. The cubic root of 203431102 is about 588.1288050617.

Adding to 203431102 its reverse (201134302), we get a palindrome (404565404).

The spelling of 203431102 in words is "two hundred three million, four hundred thirty-one thousand, one hundred two".