22135023 has 12 divisors (see below), whose sum is σ = 33004608. Its totient is φ = 14280480.

The previous prime is 22134989. The next prime is 22135051. The reversal of 22135023 is 32053122.

It is not a de Polignac number, because 22135023 - 2¹⁰ = 22133999 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22134987 and 22135005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22135093) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 39390 + ... + 39947.

It is an arithmetic number, because the mean of its divisors is an integer number (2750384).

Almost surely, 2^22135023 is an apocalyptic number.

22135023 is a deficient number, since it is larger than the sum of its proper divisors (10869585).

22135023 is a wasteful number, since it uses less digits than its factorization.

22135023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79374 (or 79371 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 18.

The square root of 22135023 is about 4704.7872427986. The cubic root of 22135023 is about 280.7760063629.

Adding to 22135023 its reverse (32053122), we get a palindrome (54188145).

The spelling of 22135023 in words is "twenty-two million, one hundred thirty-five thousand, twenty-three".