23122133 has 2 divisors, whose sum is σ = 23122134. Its totient is φ = 23122132.

The previous prime is 23122123. The next prime is 23122139. The reversal of 23122133 is 33122132.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 23107249 + 14884 = 4807^2 + 122^2 .

It is a cyclic number.

It is not a de Polignac number, because 23122133 - 2⁴ = 23122117 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23122139) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11561066 + 11561067.

It is an arithmetic number, because the mean of its divisors is an integer number (11561067).

Almost surely, 2^23122133 is an apocalyptic number.

It is an amenable number.

23122133 is a deficient number, since it is larger than the sum of its proper divisors (1).

23122133 is an equidigital number, since it uses as much as digits as its factorization.

23122133 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 216, while the sum is 17.

The square root of 23122133 is about 4808.5479097125. The cubic root of 23122133 is about 284.8891864256.

Adding to 23122133 its reverse (33122132), we get a palindrome (56244265).

Subtracting 23122133 from its reverse (33122132), we obtain a palindrome (9999999).

The spelling of 23122133 in words is "twenty-three million, one hundred twenty-two thousand, one hundred thirty-three".