404223010501 has 2 divisors, whose sum is σ = 404223010502. Its totient is φ = 404223010500.

The previous prime is 404223010493. The next prime is 404223010559. The reversal of 404223010501 is 105010322404.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 379887322500 + 24335688001 = 616350^2 + 155999^2 .

It is a cyclic number.

It is not a de Polignac number, because 404223010501 - 2³ = 404223010493 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (404223010571) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 202111505250 + 202111505251.

It is an arithmetic number, because the mean of its divisors is an integer number (202111505251).

Almost surely, 2^404223010501 is an apocalyptic number.

It is an amenable number.

404223010501 is a deficient number, since it is larger than the sum of its proper divisors (1).

404223010501 is an equidigital number, since it uses as much as digits as its factorization.

404223010501 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 960, while the sum is 22.

Adding to 404223010501 its reverse (105010322404), we get a palindrome (509233332905).

The spelling of 404223010501 in words is "four hundred four billion, two hundred twenty-three million, ten thousand, five hundred one".