22000022078443 has 2 divisors, whose sum is σ = 22000022078444. Its totient is φ = 22000022078442.

The previous prime is 22000022078407. The next prime is 22000022078459. The reversal of 22000022078443 is 34487022000022.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22000022078443 - 2¹³ = 22000022070251 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22000022078399 and 22000022078408.

It is not a weakly prime, because it can be changed into another prime (22000022078843) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11000011039221 + 11000011039222.

It is an arithmetic number, because the mean of its divisors is an integer number (11000011039222).

Almost surely, 2^{22000022078443} is an apocalyptic number.

22000022078443 is a deficient number, since it is larger than the sum of its proper divisors (1).

22000022078443 is an equidigital number, since it uses as much as digits as its factorization.

22000022078443 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 43008, while the sum is 34.

Adding to 22000022078443 its reverse (34487022000022), we get a palindrome (56487044078465).

The spelling of 22000022078443 in words is "twenty-two trillion, twenty-two million, seventy-eight thousand, four hundred forty-three".