22233221033 has 2 divisors, whose sum is σ = 22233221034. Its totient is φ = 22233221032.

The previous prime is 22233220991. The next prime is 22233221047. The reversal of 22233221033 is 33012233222.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 19891435369 + 2341785664 = 141037^2 + 48392^2 .

It is a cyclic number.

It is not a de Polignac number, because 22233221033 - 2¹⁴ = 22233204649 is a prime.

It is a super-2 number, since 2×22233221033² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (22233221093) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11116610516 + 11116610517.

It is an arithmetic number, because the mean of its divisors is an integer number (11116610517).

Almost surely, 2^22233221033 is an apocalyptic number.

It is an amenable number.

22233221033 is a deficient number, since it is larger than the sum of its proper divisors (1).

22233221033 is an equidigital number, since it uses as much as digits as its factorization.

22233221033 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2592, while the sum is 23.

Adding to 22233221033 its reverse (33012233222), we get a palindrome (55245454255).

The spelling of 22233221033 in words is "twenty-two billion, two hundred thirty-three million, two hundred twenty-one thousand, thirty-three".