22243204527 has 16 divisors (see below), whose sum is σ = 30953368320. Its totient is φ = 14181184512.

The previous prime is 22243204523. The next prime is 22243204637. The reversal of 22243204527 is 72540234222.

It is not a de Polignac number, because 22243204527 - 2² = 22243204523 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22243204523) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 338799 + ... + 399087.

It is an arithmetic number, because the mean of its divisors is an integer number (1934585520).

Almost surely, 2^22243204527 is an apocalyptic number.

22243204527 is a deficient number, since it is larger than the sum of its proper divisors (8710163793).

22243204527 is a wasteful number, since it uses less digits than its factorization.

22243204527 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65662.

The product of its (nonzero) digits is 53760, while the sum is 33.

Adding to 22243204527 its reverse (72540234222), we get a palindrome (94783438749).

The spelling of 22243204527 in words is "twenty-two billion, two hundred forty-three million, two hundred four thousand, five hundred twenty-seven".