204231020103 has 12 divisors (see below), whose sum is σ = 321818577288. Its totient is φ = 123776375760.

The previous prime is 204231020099. The next prime is 204231020129. The reversal of 204231020103 is 301020132402.

It is not a de Polignac number, because 204231020103 - 2² = 204231020099 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (204231020003) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1031469700 + ... + 1031469897.

It is an arithmetic number, because the mean of its divisors is an integer number (26818214774).

Almost surely, 2^204231020103 is an apocalyptic number.

204231020103 is a deficient number, since it is larger than the sum of its proper divisors (117587557185).

204231020103 is a wasteful number, since it uses less digits than its factorization.

204231020103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2062939614 (or 2062939611 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 204231020103 its reverse (301020132402), we get a palindrome (505251152505).

The spelling of 204231020103 in words is "two hundred four billion, two hundred thirty-one million, twenty thousand, one hundred three".