22133311001 has 2 divisors, whose sum is σ = 22133311002. Its totient is φ = 22133311000.

The previous prime is 22133310949. The next prime is 22133311019. The reversal of 22133311001 is 10011333122.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 20808351001 + 1324960000 = 144251^2 + 36400^2 .

It is a cyclic number.

It is not a de Polignac number, because 22133311001 - 2²² = 22129116697 is a prime.

It is not a weakly prime, because it can be changed into another prime (22133311051) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11066655500 + 11066655501.

It is an arithmetic number, because the mean of its divisors is an integer number (11066655501).

Almost surely, 2^22133311001 is an apocalyptic number.

It is an amenable number.

22133311001 is a deficient number, since it is larger than the sum of its proper divisors (1).

22133311001 is an equidigital number, since it uses as much as digits as its factorization.

22133311001 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 22133311001 its reverse (10011333122), we get a palindrome (32144644123).

The spelling of 22133311001 in words is "twenty-two billion, one hundred thirty-three million, three hundred eleven thousand, one".