22011444443 has 2 divisors, whose sum is σ = 22011444444. Its totient is φ = 22011444442.

The previous prime is 22011444437. The next prime is 22011444449. The reversal of 22011444443 is 34444411022.

It is a balanced prime because it is at equal distance from previous prime (22011444437) and next prime (22011444449).

It is a cyclic number.

It is not a de Polignac number, because 22011444443 - 2³⁰ = 20937702619 is a prime.

It is not a weakly prime, because it can be changed into another prime (22011444449) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11005722221 + 11005722222.

It is an arithmetic number, because the mean of its divisors is an integer number (11005722222).

Almost surely, 2^22011444443 is an apocalyptic number.

22011444443 is a deficient number, since it is larger than the sum of its proper divisors (1).

22011444443 is an equidigital number, since it uses as much as digits as its factorization.

22011444443 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12288, while the sum is 29.

Adding to 22011444443 its reverse (34444411022), we get a palindrome (56455855465).

The spelling of 22011444443 in words is "twenty-two billion, eleven million, four hundred forty-four thousand, four hundred forty-three".