20223020011223 has 4 divisors (see below), whose sum is σ = 20875375495488. Its totient is φ = 19570664526960.

The previous prime is 20223020011219. The next prime is 20223020011291. The reversal of 20223020011223 is 32211002032202.

It is a happy number.

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 20223020011223 - 2² = 20223020011219 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 20223020011195 and 20223020011204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20223020011213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 326177742086 + ... + 326177742147.

It is an arithmetic number, because the mean of its divisors is an integer number (5218843873872).

Almost surely, 2^{20223020011223} is an apocalyptic number.

20223020011223 is a deficient number, since it is larger than the sum of its proper divisors (652355484265).

20223020011223 is an equidigital number, since it uses as much as digits as its factorization.

20223020011223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 652355484264.

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 20223020011223 its reverse (32211002032202), we get a palindrome (52434022043425).

The spelling of 20223020011223 in words is "twenty trillion, two hundred twenty-three billion, twenty million, eleven thousand, two hundred twenty-three".