22134311 has 4 divisors (see below), whose sum is σ = 22233792. Its totient is φ = 22034832.

The previous prime is 22134283. The next prime is 22134313. The reversal of 22134311 is 11343122.

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 22134311 - 2⁶ = 22134247 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 22134311.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22134313) 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, 49406 + ... + 49851.

It is an arithmetic number, because the mean of its divisors is an integer number (5558448).

Almost surely, 2^22134311 is an apocalyptic number.

22134311 is a deficient number, since it is larger than the sum of its proper divisors (99481).

22134311 is an equidigital number, since it uses as much as digits as its factorization.

22134311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99480.

The product of its digits is 144, while the sum is 17.

The square root of 22134311 is about 4704.7115745814. The cubic root of 22134311 is about 280.7729958298.

Adding to 22134311 its reverse (11343122), we get a palindrome (33477433).

The spelling of 22134311 in words is "twenty-two million, one hundred thirty-four thousand, three hundred eleven".