204000440219 has 2 divisors, whose sum is σ = 204000440220. Its totient is φ = 204000440218.

The previous prime is 204000440197. The next prime is 204000440251. The reversal of 204000440219 is 912044000402.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-204000440219 is a prime.

It is a super-2 number, since 2×204000440219² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (204000440269) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 102000220109 + 102000220110.

It is an arithmetic number, because the mean of its divisors is an integer number (102000220110).

Almost surely, 2^204000440219 is an apocalyptic number.

204000440219 is a deficient number, since it is larger than the sum of its proper divisors (1).

204000440219 is an equidigital number, since it uses as much as digits as its factorization.

204000440219 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2304, while the sum is 26.

The spelling of 204000440219 in words is "two hundred four billion, four hundred forty thousand, two hundred nineteen".