22133113 has 2 divisors, whose sum is σ = 22133114. Its totient is φ = 22133112.

The previous prime is 22133093. The next prime is 22133129. The reversal of 22133113 is 31133122.

It is an a-pointer prime, because the next prime (22133129) can be obtained adding 22133113 to its sum of digits (16).

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 15147664 + 6985449 = 3892^2 + 2643^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22133113 is a prime.

It is not a weakly prime, because it can be changed into another prime (22133173) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11066556 + 11066557.

It is an arithmetic number, because the mean of its divisors is an integer number (11066557).

Almost surely, 2^22133113 is an apocalyptic number.

It is an amenable number.

22133113 is a deficient number, since it is larger than the sum of its proper divisors (1).

22133113 is an equidigital number, since it uses as much as digits as its factorization.

22133113 is an evil number, because the sum of its binary digits is even.

The product of its digits is 108, while the sum is 16.

The square root of 22133113 is about 4704.5842536828. The cubic root of 22133113 is about 280.7679302084.

Adding to 22133113 its reverse (31133122), we get a palindrome (53266235).

Subtracting 22133113 from its reverse (31133122), we obtain a palindrome (9000009).

The spelling of 22133113 in words is "twenty-two million, one hundred thirty-three thousand, one hundred thirteen".