204311043127 has 2 divisors, whose sum is σ = 204311043128. Its totient is φ = 204311043126.

The previous prime is 204311043109. The next prime is 204311043161. The reversal of 204311043127 is 721340113402.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-204311043127 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 204311043095 and 204311043104.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (204311049127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 102155521563 + 102155521564.

It is an arithmetic number, because the mean of its divisors is an integer number (102155521564).

Almost surely, 2^204311043127 is an apocalyptic number.

204311043127 is a deficient number, since it is larger than the sum of its proper divisors (1).

204311043127 is an equidigital number, since it uses as much as digits as its factorization.

204311043127 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4032, while the sum is 28.

Adding to 204311043127 its reverse (721340113402), we get a palindrome (925651156529).

The spelling of 204311043127 in words is "two hundred four billion, three hundred eleven million, forty-three thousand, one hundred twenty-seven".