22133023 has 4 divisors (see below), whose sum is σ = 24145128. Its totient is φ = 20120920.

The previous prime is 22133021. The next prime is 22133077. The reversal of 22133023 is 32033122.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 22133023 - 2¹ = 22133021 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22132988 and 22133006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22133021) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1006036 + ... + 1006057.

It is an arithmetic number, because the mean of its divisors is an integer number (6036282).

Almost surely, 2^22133023 is an apocalyptic number.

22133023 is a deficient number, since it is larger than the sum of its proper divisors (2012105).

22133023 is a wasteful number, since it uses less digits than its factorization.

22133023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2012104.

The product of its (nonzero) digits is 216, while the sum is 16.

The square root of 22133023 is about 4704.5746885346. The cubic root of 22133023 is about 280.7675496452.

Adding to 22133023 its reverse (32033122), we get a palindrome (54166145).

Subtracting 22133023 from its reverse (32033122), we obtain a palindrome (9900099).

The spelling of 22133023 in words is "twenty-two million, one hundred thirty-three thousand, twenty-three".