22213311342443 has 16 divisors (see below), whose sum is σ = 24595918015872. Its totient is φ = 19930665600000.

The previous prime is 22213311342421. The next prime is 22213311342463. The reversal of 22213311342443 is 34424311331222.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 22213311342443 - 2¹² = 22213311338347 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22213311342463) 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, 76748558 + ... + 77037443.

It is an arithmetic number, because the mean of its divisors is an integer number (1537244875992).

Almost surely, 2^{22213311342443} is an apocalyptic number.

22213311342443 is a deficient number, since it is larger than the sum of its proper divisors (2382606673429).

22213311342443 is a wasteful number, since it uses less digits than its factorization.

22213311342443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 153786326.

The product of its digits is 82944, while the sum is 35.

Adding to 22213311342443 its reverse (34424311331222), we get a palindrome (56637622673665).

The spelling of 22213311342443 in words is "twenty-two trillion, two hundred thirteen billion, three hundred eleven million, three hundred forty-two thousand, four hundred forty-three".