22423330443232 has 24 divisors (see below), whose sum is σ = 44146147670856. Its totient is φ = 11211610399872.

The previous prime is 22423330443221. The next prime is 22423330443233. The reversal of 22423330443232 is 23234403332422.

It is a junction number, because it is equal to n+sod(n) for n = 22423330443191 and 22423330443200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22423330443233) 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, 5386023 + ... + 8593945.

It is an arithmetic number, because the mean of its divisors is an integer number (1839422819619).

Almost surely, 2^{22423330443232} is an apocalyptic number.

It is an amenable number.

22423330443232 is a deficient number, since it is larger than the sum of its proper divisors (21722817227624).

22423330443232 is a wasteful number, since it uses less digits than its factorization.

22423330443232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3426370 (or 3426362 counting only the distinct ones).

The product of its (nonzero) digits is 497664, while the sum is 37.

Adding to 22423330443232 its reverse (23234403332422), we get a palindrome (45657733775654).

The spelling of 22423330443232 in words is "twenty-two trillion, four hundred twenty-three billion, three hundred thirty million, four hundred forty-three thousand, two hundred thirty-two".