204223435103 has 2 divisors, whose sum is σ = 204223435104. Its totient is φ = 204223435102.

The previous prime is 204223435079. The next prime is 204223435121. The reversal of 204223435103 is 301534322402.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 204223435103 - 2³² = 199928467807 is a prime.

It is a super-2 number, since 2×204223435103² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (204223435303) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 102111717551 + 102111717552.

It is an arithmetic number, because the mean of its divisors is an integer number (102111717552).

Almost surely, 2^204223435103 is an apocalyptic number.

204223435103 is a deficient number, since it is larger than the sum of its proper divisors (1).

204223435103 is an equidigital number, since it uses as much as digits as its factorization.

204223435103 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 17280, while the sum is 29.

Adding to 204223435103 its reverse (301534322402), we get a palindrome (505757757505).

The spelling of 204223435103 in words is "two hundred four billion, two hundred twenty-three million, four hundred thirty-five thousand, one hundred three".