22134245015 has 4 divisors (see below), whose sum is σ = 26561094024. Its totient is φ = 17707396008.

The previous prime is 22134245009. The next prime is 22134245069. The reversal of 22134245015 is 51054243122.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 22134245015 - 2⁴ = 22134244999 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2213424497 + ... + 2213424506.

It is an arithmetic number, because the mean of its divisors is an integer number (6640273506).

Almost surely, 2^22134245015 is an apocalyptic number.

22134245015 is a deficient number, since it is larger than the sum of its proper divisors (4426849009).

22134245015 is an equidigital number, since it uses as much as digits as its factorization.

22134245015 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4426849008.

The product of its (nonzero) digits is 9600, while the sum is 29.

Adding to 22134245015 its reverse (51054243122), we get a palindrome (73188488137).

The spelling of 22134245015 in words is "twenty-two billion, one hundred thirty-four million, two hundred forty-five thousand, fifteen".