22122043234013 has 4 divisors (see below), whose sum is σ = 22197545088348. Its totient is φ = 22046541379680.

The previous prime is 22122043233989. The next prime is 22122043234033. The reversal of 22122043234013 is 31043234022122.

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

It can be written as a sum of positive squares in 2 ways, for example, as 14596693995844 + 7525349238169 = 3820562^2 + 2743237^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22122043234013 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22122043234033) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37750926728 + ... + 37750927313.

It is an arithmetic number, because the mean of its divisors is an integer number (5549386272087).

Almost surely, 2^{22122043234013} is an apocalyptic number.

It is an amenable number.

22122043234013 is a deficient number, since it is larger than the sum of its proper divisors (75501854335).

22122043234013 is an equidigital number, since it uses as much as digits as its factorization.

22122043234013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75501854334.

The product of its (nonzero) digits is 13824, while the sum is 29.

Adding to 22122043234013 its reverse (31043234022122), we get a palindrome (53165277256135).

The spelling of 22122043234013 in words is "twenty-two trillion, one hundred twenty-two billion, forty-three million, two hundred thirty-four thousand, thirteen".