404022043243043 has 2 divisors, whose sum is σ = 404022043243044. Its totient is φ = 404022043243042.

The previous prime is 404022043242919. The next prime is 404022043243097. The reversal of 404022043243043 is 340342340220404.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 404022043243043 - 2⁴⁰ = 402922531615267 is a prime.

It is a super-2 number, since 2×404022043243043² (a number of 30 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 404022043242994 and 404022043243012.

It is not a weakly prime, because it can be changed into another prime (404022043243543) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 202011021621521 + 202011021621522.

It is an arithmetic number, because the mean of its divisors is an integer number (202011021621522).

Almost surely, 2^{404022043243043} is an apocalyptic number.

404022043243043 is a deficient number, since it is larger than the sum of its proper divisors (1).

404022043243043 is an equidigital number, since it uses as much as digits as its factorization.

404022043243043 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 221184, while the sum is 35.

Adding to 404022043243043 its reverse (340342340220404), we get a palindrome (744364383463447).

The spelling of 404022043243043 in words is "four hundred four trillion, twenty-two billion, forty-three million, two hundred forty-three thousand, forty-three".