22113243422 has 4 divisors (see below), whose sum is σ = 33169865136. Its totient is φ = 11056621710.

The previous prime is 22113243419. The next prime is 22113243457. The reversal of 22113243422 is 22434231122.

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

It is a junction number, because it is equal to n+sod(n) for n = 22113243391 and 22113243400.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5528310854 + ... + 5528310857.

It is an arithmetic number, because the mean of its divisors is an integer number (8292466284).

Almost surely, 2^22113243422 is an apocalyptic number.

22113243422 is a deficient number, since it is larger than the sum of its proper divisors (11056621714).

22113243422 is a wasteful number, since it uses less digits than its factorization.

22113243422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11056621713.

The product of its digits is 4608, while the sum is 26.

Adding to 22113243422 its reverse (22434231122), we get a palindrome (44547474544).

The spelling of 22113243422 in words is "twenty-two billion, one hundred thirteen million, two hundred forty-three thousand, four hundred twenty-two".