204122003401 has 4 divisors (see below), whose sum is σ = 204156588672. Its totient is φ = 204087418132.

The previous prime is 204122003389. The next prime is 204122003413. The reversal of 204122003401 is 104300221402.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (204122003389) and next prime (204122003413).

It is a cyclic number.

It is not a de Polignac number, because 204122003401 - 2²⁵ = 204088448969 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (204122003471) 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, 17283781 + ... + 17295586.

It is an arithmetic number, because the mean of its divisors is an integer number (51039147168).

Almost surely, 2^204122003401 is an apocalyptic number.

It is an amenable number.

204122003401 is a deficient number, since it is larger than the sum of its proper divisors (34585271).

204122003401 is an equidigital number, since it uses as much as digits as its factorization.

204122003401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34585270.

The product of its (nonzero) digits is 384, while the sum is 19.

Adding to 204122003401 its reverse (104300221402), we get a palindrome (308422224803).

The spelling of 204122003401 in words is "two hundred four billion, one hundred twenty-two million, three thousand, four hundred one".