22123054 has 4 divisors (see below), whose sum is σ = 33184584. Its totient is φ = 11061526.

The previous prime is 22123043. The next prime is 22123093. The reversal of 22123054 is 45032122.

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

It is a congruent number.

It is an unprimeable number.

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, 5530762 + ... + 5530765.

It is an arithmetic number, because the mean of its divisors is an integer number (8296146).

Almost surely, 2^22123054 is an apocalyptic number.

22123054 is a deficient number, since it is larger than the sum of its proper divisors (11061530).

22123054 is a wasteful number, since it uses less digits than its factorization.

22123054 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11061529.

The product of its (nonzero) digits is 480, while the sum is 19.

The square root of 22123054 is about 4703.5150685418. The cubic root of 22123054 is about 280.7253895354.

Adding to 22123054 its reverse (45032122), we get a palindrome (67155176).

The spelling of 22123054 in words is "twenty-two million, one hundred twenty-three thousand, fifty-four".