204223435037 has 2 divisors, whose sum is σ = 204223435038. Its totient is φ = 204223435036.

The previous prime is 204223435007. The next prime is 204223435079. The reversal of 204223435037 is 730534322402.

204223435037 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 180018609796 + 24204825241 = 424286^2 + 155579^2 .

It is a cyclic number.

It is not a de Polignac number, because 204223435037 - 2²⁰ = 204222386461 is a prime.

It is a super-2 number, since 2×204223435037² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 204223434988 and 204223435006.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (204223435007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 102111717518 + 102111717519.

It is an arithmetic number, because the mean of its divisors is an integer number (102111717519).

Almost surely, 2^204223435037 is an apocalyptic number.

It is an amenable number.

204223435037 is a deficient number, since it is larger than the sum of its proper divisors (1).

204223435037 is an equidigital number, since it uses as much as digits as its factorization.

204223435037 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 120960, while the sum is 35.

Adding to 204223435037 its reverse (730534322402), we get a palindrome (934757757439).

The spelling of 204223435037 in words is "two hundred four billion, two hundred twenty-three million, four hundred thirty-five thousand, thirty-seven".