404223442130 has 16 divisors (see below), whose sum is σ = 727628586840. Its totient is φ = 161683512192.

The previous prime is 404223442111. The next prime is 404223442151. The reversal of 404223442130 is 31244322404.

It can be written as a sum of positive squares in 4 ways, for example, as 288498968641 + 115724473489 = 537121^2 + 340183^2 .

It is a junction number, because it is equal to n+sod(n) for n = 404223442093 and 404223442102.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 437939 + ... + 1000118.

Almost surely, 2^404223442130 is an apocalyptic number.

404223442130 is a deficient number, since it is larger than the sum of its proper divisors (323405144710).

404223442130 is a wasteful number, since it uses less digits than its factorization.

404223442130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1466173.

The product of its (nonzero) digits is 18432, while the sum is 29.

Adding to 404223442130 its reverse (31244322404), we get a palindrome (435467764534).

The spelling of 404223442130 in words is "four hundred four billion, two hundred twenty-three million, four hundred forty-two thousand, one hundred thirty".