22200043 has 2 divisors, whose sum is σ = 22200044. Its totient is φ = 22200042.

The previous prime is 22200023. The next prime is 22200047. The reversal of 22200043 is 34000222.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22200043 is a prime.

It is a super-3 number, since 3×22200043³ (a number of 23 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 22199996 and 22200032.

It is not a weakly prime, because it can be changed into another prime (22200047) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11100021 + 11100022.

It is an arithmetic number, because the mean of its divisors is an integer number (11100022).

Almost surely, 2^22200043 is an apocalyptic number.

22200043 is a deficient number, since it is larger than the sum of its proper divisors (1).

22200043 is an equidigital number, since it uses as much as digits as its factorization.

22200043 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 96, while the sum is 13.

The square root of 22200043 is about 4711.6921588746. The cubic root of 22200043 is about 281.0506572299.

Adding to 22200043 its reverse (34000222), we get a palindrome (56200265).

The spelling of 22200043 in words is "twenty-two million, two hundred thousand, forty-three".