22222443212043 has 16 divisors (see below), whose sum is σ = 29826786763776. Its totient is φ = 14716535097600.

The previous prime is 22222443211987. The next prime is 22222443212083. The reversal of 22222443212043 is 34021234422222.

It is not a de Polignac number, because 22222443212043 - 2⁶ = 22222443211979 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22222443211995 and 22222443212013.

It is not an unprimeable number, because it can be changed into a prime (22222443212083) 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, 21722830 + ... + 22722812.

It is an arithmetic number, because the mean of its divisors is an integer number (1864174172736).

Almost surely, 2^{22222443212043} is an apocalyptic number.

22222443212043 is a deficient number, since it is larger than the sum of its proper divisors (7604343551733).

22222443212043 is a wasteful number, since it uses less digits than its factorization.

22222443212043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1049194.

The product of its (nonzero) digits is 73728, while the sum is 33.

Adding to 22222443212043 its reverse (34021234422222), we get a palindrome (56243677634265).

The spelling of 22222443212043 in words is "twenty-two trillion, two hundred twenty-two billion, four hundred forty-three million, two hundred twelve thousand, forty-three".