204010401323 has 4 divisors (see below), whose sum is σ = 204038575128. Its totient is φ = 203982227520.

The previous prime is 204010401299. The next prime is 204010401473. The reversal of 204010401323 is 323104010402.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-204010401323 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 204010401295 and 204010401304.

It is not an unprimeable number, because it can be changed into a prime (204010401823) 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, 14076038 + ... + 14090523.

It is an arithmetic number, because the mean of its divisors is an integer number (51009643782).

Almost surely, 2^204010401323 is an apocalyptic number.

204010401323 is a deficient number, since it is larger than the sum of its proper divisors (28173805).

204010401323 is an equidigital number, since it uses as much as digits as its factorization.

204010401323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28173804.

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 204010401323 its reverse (323104010402), we get a palindrome (527114411725).

The spelling of 204010401323 in words is "two hundred four billion, ten million, four hundred one thousand, three hundred twenty-three".