204122003423 has 16 divisors (see below), whose sum is σ = 220410372000. Its totient is φ = 187917978240.

The previous prime is 204122003419. The next prime is 204122003429. The reversal of 204122003423 is 324300221402.

It is a cyclic number.

It is not a de Polignac number, because 204122003423 - 2² = 204122003419 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (204122003429) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10120553 + ... + 10140701.

It is an arithmetic number, because the mean of its divisors is an integer number (13775648250).

Almost surely, 2^204122003423 is an apocalyptic number.

204122003423 is a deficient number, since it is larger than the sum of its proper divisors (16288368577).

204122003423 is a wasteful number, since it uses less digits than its factorization.

204122003423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22202.

The product of its (nonzero) digits is 2304, while the sum is 23.

Adding to 204122003423 its reverse (324300221402), we get a palindrome (528422224825).

The spelling of 204122003423 in words is "two hundred four billion, one hundred twenty-two million, three thousand, four hundred twenty-three".