22133334145 has 32 divisors (see below), whose sum is σ = 28817607168. Its totient is φ = 16222338048.

The previous prime is 22133334133. The next prime is 22133334193. The reversal of 22133334145 is 54143333122.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 22133334145 - 2³¹ = 19985850497 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10604292 + ... + 10606378.

It is an arithmetic number, because the mean of its divisors is an integer number (900550224).

Almost surely, 2^22133334145 is an apocalyptic number.

It is an amenable number.

22133334145 is a deficient number, since it is larger than the sum of its proper divisors (6684273023).

22133334145 is a wasteful number, since it uses less digits than its factorization.

22133334145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3249.

The product of its digits is 25920, while the sum is 31.

Adding to 22133334145 its reverse (54143333122), we get a palindrome (76276667267).

The spelling of 22133334145 in words is "twenty-two billion, one hundred thirty-three million, three hundred thirty-four thousand, one hundred forty-five".