20122423224223 has 4 divisors (see below), whose sum is σ = 20198934339408. Its totient is φ = 20045912109040.

The previous prime is 20122423224199. The next prime is 20122423224251. The reversal of 20122423224223 is 32242232422102.

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 20122423224223 - 2⁹ = 20122423223711 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20122423224023) 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, 38255557198 + ... + 38255557723.

It is an arithmetic number, because the mean of its divisors is an integer number (5049733584852).

Almost surely, 2^{20122423224223} is an apocalyptic number.

20122423224223 is a deficient number, since it is larger than the sum of its proper divisors (76511115185).

20122423224223 is an equidigital number, since it uses as much as digits as its factorization.

20122423224223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76511115184.

The product of its (nonzero) digits is 36864, while the sum is 31.

Adding to 20122423224223 its reverse (32242232422102), we get a palindrome (52364655646325).

The spelling of 20122423224223 in words is "twenty trillion, one hundred twenty-two billion, four hundred twenty-three million, two hundred twenty-four thousand, two hundred twenty-three".