12422001432 has 16 divisors (see below), whose sum is σ = 31055003640. Its totient is φ = 4140667136.

The previous prime is 12422001407. The next prime is 12422001461. The reversal of 12422001432 is 23410022421.

It is a super-2 number, since 2×12422001432² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 12422001399 and 12422001408.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 258791673 + ... + 258791720.

Almost surely, 2^12422001432 is an apocalyptic number.

12422001432 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12422001432 is an abundant number, since it is smaller than the sum of its proper divisors (18633002208).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12422001432 is a wasteful number, since it uses less digits than its factorization.

12422001432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 517583402 (or 517583398 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 21.

Adding to 12422001432 its reverse (23410022421), we get a palindrome (35832023853).

The spelling of 12422001432 in words is "twelve billion, four hundred twenty-two million, one thousand, four hundred thirty-two".