404224241123 has 4 divisors (see below), whose sum is σ = 405108758520. Its totient is φ = 403339723728.

The previous prime is 404224241117. The next prime is 404224241171. The reversal of 404224241123 is 321142422404.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-404224241123 is a prime.

It is a super-2 number, since 2×404224241123² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (404224241423) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 442258013 + ... + 442258926.

It is an arithmetic number, because the mean of its divisors is an integer number (101277189630).

Almost surely, 2^404224241123 is an apocalyptic number.

404224241123 is a deficient number, since it is larger than the sum of its proper divisors (884517397).

404224241123 is an equidigital number, since it uses as much as digits as its factorization.

404224241123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 884517396.

The product of its (nonzero) digits is 12288, while the sum is 29.

Adding to 404224241123 its reverse (321142422404), we get a palindrome (725366663527).

The spelling of 404224241123 in words is "four hundred four billion, two hundred twenty-four million, two hundred forty-one thousand, one hundred twenty-three".