204302002303121 has 2 divisors, whose sum is σ = 204302002303122. Its totient is φ = 204302002303120.

The previous prime is 204302002303109. The next prime is 204302002303127. The reversal of 204302002303121 is 121303200203402.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 187735596368896 + 16566405934225 = 13701664^2 + 4070185^2 .

It is a cyclic number.

It is not a de Polignac number, because 204302002303121 - 2¹⁴ = 204302002286737 is a prime.

It is not a weakly prime, because it can be changed into another prime (204302002303127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 102151001151560 + 102151001151561.

It is an arithmetic number, because the mean of its divisors is an integer number (102151001151561).

Almost surely, 2^{204302002303121} is an apocalyptic number.

It is an amenable number.

204302002303121 is a deficient number, since it is larger than the sum of its proper divisors (1).

204302002303121 is an equidigital number, since it uses as much as digits as its factorization.

204302002303121 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 204302002303121 its reverse (121303200203402), we get a palindrome (325605202506523).

The spelling of 204302002303121 in words is "two hundred four trillion, three hundred two billion, two million, three hundred three thousand, one hundred twenty-one".