23020222 has 8 divisors (see below), whose sum is σ = 35333496. Its totient is φ = 11242392.

The previous prime is 23020201. The next prime is 23020273. The reversal of 23020222 is 22202032.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 133753 + ... + 133924.

It is an arithmetic number, because the mean of its divisors is an integer number (4416687).

Almost surely, 2^23020222 is an apocalyptic number.

23020222 is a deficient number, since it is larger than the sum of its proper divisors (12313274).

23020222 is a wasteful number, since it uses less digits than its factorization.

23020222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 267722.

The product of its (nonzero) digits is 96, while the sum is 13.

The square root of 23020222 is about 4797.9393493457. The cubic root of 23020222 is about 284.4700194809.

Adding to 23020222 its reverse (22202032), we get a palindrome (45222254).

The spelling of 23020222 in words is "twenty-three million, twenty thousand, two hundred twenty-two".