204220403103 has 32 divisors (see below), whose sum is σ = 285609590784. Its totient is φ = 129551460192.

The previous prime is 204220403083. The next prime is 204220403129. The reversal of 204220403103 is 301304022402.

It is not a de Polignac number, because 204220403103 - 2¹⁴ = 204220386719 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 204220403103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (204220403503) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 26507950 + ... + 26515652.

It is an arithmetic number, because the mean of its divisors is an integer number (8925299712).

Almost surely, 2^204220403103 is an apocalyptic number.

204220403103 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

204220403103 is a deficient number, since it is larger than the sum of its proper divisors (81389187681).

204220403103 is a wasteful number, since it uses less digits than its factorization.

204220403103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9675.

The product of its (nonzero) digits is 1152, while the sum is 21.

Adding to 204220403103 its reverse (301304022402), we get a palindrome (505524425505).

The spelling of 204220403103 in words is "two hundred four billion, two hundred twenty million, four hundred three thousand, one hundred three".