204444022073 has 2 divisors, whose sum is σ = 204444022074. Its totient is φ = 204444022072.

The previous prime is 204444022061. The next prime is 204444022141. The reversal of 204444022073 is 370220444402.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 181507525369 + 22936496704 = 426037^2 + 151448^2 .

It is a cyclic number.

It is not a de Polignac number, because 204444022073 - 2³⁰ = 203370280249 is a prime.

It is a super-2 number, since 2×204444022073² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (204444022873) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 102222011036 + 102222011037.

It is an arithmetic number, because the mean of its divisors is an integer number (102222011037).

Almost surely, 2^204444022073 is an apocalyptic number.

It is an amenable number.

204444022073 is a deficient number, since it is larger than the sum of its proper divisors (1).

204444022073 is an equidigital number, since it uses as much as digits as its factorization.

204444022073 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 43008, while the sum is 32.

Adding to 204444022073 its reverse (370220444402), we get a palindrome (574664466475).

The spelling of 204444022073 in words is "two hundred four billion, four hundred forty-four million, twenty-two thousand, seventy-three".