204523021404301 has 4 divisors (see below), whose sum is σ = 204527691669852. Its totient is φ = 204518351138752.

The previous prime is 204523021404277. The next prime is 204523021404319. The reversal of 204523021404301 is 103404120325402.

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

It can be written as a sum of positive squares in 2 ways, for example, as 80814238626276 + 123708782778025 = 8989674^2 + 11122445^2 .

It is a cyclic number.

It is not a de Polignac number, because 204523021404301 - 2¹⁷ = 204523021273229 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (204523021404391) 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, 2335067086 + ... + 2335154671.

It is an arithmetic number, because the mean of its divisors is an integer number (51131922917463).

Almost surely, 2^{204523021404301} is an apocalyptic number.

It is an amenable number.

204523021404301 is a deficient number, since it is larger than the sum of its proper divisors (4670265551).

204523021404301 is an equidigital number, since it uses as much as digits as its factorization.

204523021404301 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4670265550.

The product of its (nonzero) digits is 23040, while the sum is 31.

Adding to 204523021404301 its reverse (103404120325402), we get a palindrome (307927141729703).

The spelling of 204523021404301 in words is "two hundred four trillion, five hundred twenty-three billion, twenty-one million, four hundred four thousand, three hundred one".