22224162643351 has 12 divisors (see below), whose sum is σ = 23617186331128. Its totient is φ = 20909044685952.

The previous prime is 22224162643343. The next prime is 22224162643387. The reversal of 22224162643351 is 15334626142222.

It is not a de Polignac number, because 22224162643351 - 2³ = 22224162643343 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22224162643298 and 22224162643307.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22224162643951) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13589481 + ... + 15136786.

Almost surely, 2^{22224162643351} is an apocalyptic number.

22224162643351 is a deficient number, since it is larger than the sum of its proper divisors (1393023687777).

22224162643351 is a wasteful number, since it uses less digits than its factorization.

22224162643351 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28728978 (or 28728961 counting only the distinct ones).

The product of its digits is 829440, while the sum is 43.

Adding to 22224162643351 its reverse (15334626142222), we get a palindrome (37558788785573).

The spelling of 22224162643351 in words is "twenty-two trillion, two hundred twenty-four billion, one hundred sixty-two million, six hundred forty-three thousand, three hundred fifty-one".