204040313051 has 2 divisors, whose sum is σ = 204040313052. Its totient is φ = 204040313050.

The previous prime is 204040312981. The next prime is 204040313107. The reversal of 204040313051 is 150313040402.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 204040313051 - 2²² = 204036118747 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (204040333051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 102020156525 + 102020156526.

It is an arithmetic number, because the mean of its divisors is an integer number (102020156526).

Almost surely, 2^204040313051 is an apocalyptic number.

204040313051 is a deficient number, since it is larger than the sum of its proper divisors (1).

204040313051 is an equidigital number, since it uses as much as digits as its factorization.

204040313051 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1440, while the sum is 23.

Adding to 204040313051 its reverse (150313040402), we get a palindrome (354353353453).

The spelling of 204040313051 in words is "two hundred four billion, forty million, three hundred thirteen thousand, fifty-one".