204130343093 has 2 divisors, whose sum is σ = 204130343094. Its totient is φ = 204130343092.

The previous prime is 204130342993. The next prime is 204130343143. The reversal of 204130343093 is 390343031402.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 177024672049 + 27105671044 = 420743^2 + 164638^2 .

It is a cyclic number.

It is not a de Polignac number, because 204130343093 - 2⁸ = 204130342837 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (204130343993) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 102065171546 + 102065171547.

It is an arithmetic number, because the mean of its divisors is an integer number (102065171547).

Almost surely, 2^204130343093 is an apocalyptic number.

It is an amenable number.

204130343093 is a deficient number, since it is larger than the sum of its proper divisors (1).

204130343093 is an equidigital number, since it uses as much as digits as its factorization.

204130343093 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 23328, while the sum is 32.

Adding to 204130343093 its reverse (390343031402), we get a palindrome (594473374495).

The spelling of 204130343093 in words is "two hundred four billion, one hundred thirty million, three hundred forty-three thousand, ninety-three".