204122003429 has 2 divisors, whose sum is σ = 204122003430. Its totient is φ = 204122003428.

The previous prime is 204122003419. The next prime is 204122003471. The reversal of 204122003429 is 924300221402.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 192700806529 + 11421196900 = 438977^2 + 106870^2 .

It is a cyclic number.

It is not a de Polignac number, because 204122003429 - 2⁴ = 204122003413 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (204122003419) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 102061001714 + 102061001715.

It is an arithmetic number, because the mean of its divisors is an integer number (102061001715).

Almost surely, 2^204122003429 is an apocalyptic number.

It is an amenable number.

204122003429 is a deficient number, since it is larger than the sum of its proper divisors (1).

204122003429 is an equidigital number, since it uses as much as digits as its factorization.

204122003429 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6912, while the sum is 29.

The spelling of 204122003429 in words is "two hundred four billion, one hundred twenty-two million, three thousand, four hundred twenty-nine".