204130342499 has 2 divisors, whose sum is σ = 204130342500. Its totient is φ = 204130342498.

The previous prime is 204130342489. The next prime is 204130342501. The reversal of 204130342499 is 994243031402.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 204130342499 - 2²⁸ = 203861907043 is a prime.

Together with 204130342501, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (204130342439) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 102065171249 + 102065171250.

It is an arithmetic number, because the mean of its divisors is an integer number (102065171250).

Almost surely, 2^204130342499 is an apocalyptic number.

204130342499 is a deficient number, since it is larger than the sum of its proper divisors (1).

204130342499 is an equidigital number, since it uses as much as digits as its factorization.

204130342499 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 186624, while the sum is 41.

It can be divided in two parts, 2041303 and 42499, that added together give a palindrome (2083802).

The spelling of 204130342499 in words is "two hundred four billion, one hundred thirty million, three hundred forty-two thousand, four hundred ninety-nine".