22238214470 has 24 divisors (see below), whose sum is σ = 41773416336. Its totient is φ = 8507668928.

The previous prime is 22238214461. The next prime is 22238214491. The reversal of 22238214470 is 7441283222.

It is a hoax number, since the sum of its digits (35) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 22238214470.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2256674 + ... + 2266506.

It is an arithmetic number, because the mean of its divisors is an integer number (1740559014).

Almost surely, 2^22238214470 is an apocalyptic number.

22238214470 is a deficient number, since it is larger than the sum of its proper divisors (19535201866).

22238214470 is an frugal number, since it uses more digits than its factorization.

22238214470 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19696 (or 9863 counting only the distinct ones).

The product of its (nonzero) digits is 43008, while the sum is 35.

Adding to 22238214470 its reverse (7441283222), we get a palindrome (29679497692).

The spelling of 22238214470 in words is "twenty-two billion, two hundred thirty-eight million, two hundred fourteen thousand, four hundred seventy".