22133000233 has 2 divisors, whose sum is σ = 22133000234. Its totient is φ = 22133000232.

The previous prime is 22133000221. The next prime is 22133000243. The reversal of 22133000233 is 33200033122.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 16364293929 + 5768706304 = 127923^2 + 75952^2 .

It is a cyclic number.

It is not a de Polignac number, because 22133000233 - 2¹³ = 22132992041 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 22133000233.

It is not a weakly prime, because it can be changed into another prime (22133000243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11066500116 + 11066500117.

It is an arithmetic number, because the mean of its divisors is an integer number (11066500117).

Almost surely, 2^22133000233 is an apocalyptic number.

It is an amenable number.

22133000233 is a deficient number, since it is larger than the sum of its proper divisors (1).

22133000233 is an equidigital number, since it uses as much as digits as its factorization.

22133000233 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 648, while the sum is 19.

Adding to 22133000233 its reverse (33200033122), we get a palindrome (55333033355).

The spelling of 22133000233 in words is "twenty-two billion, one hundred thirty-three million, two hundred thirty-three", and thus it is an aban number.