22403212424 has 16 divisors (see below), whose sum is σ = 42013283100. Its totient is φ = 11199670272.

The previous prime is 22403212411. The next prime is 22403212471. The reversal of 22403212424 is 42421230422.

It can be written as a sum of positive squares in 2 ways, for example, as 21348132100 + 1055080324 = 146110^2 + 32482^2 .

It is a super-3 number, since 3×22403212424³ (a number of 32 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 22403212393 and 22403212402.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 192209 + ... + 285920.

Almost surely, 2^22403212424 is an apocalyptic number.

It is an amenable number.

22403212424 is a deficient number, since it is larger than the sum of its proper divisors (19610070676).

22403212424 is a wasteful number, since it uses less digits than its factorization.

22403212424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 483992 (or 483988 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 26.

Adding to 22403212424 its reverse (42421230422), we get a palindrome (64824442846).

The spelling of 22403212424 in words is "twenty-two billion, four hundred three million, two hundred twelve thousand, four hundred twenty-four".