20223111122223 has 32 divisors (see below), whose sum is σ = 28025679421440. Its totient is φ = 12955807038720.

The previous prime is 20223111122197. The next prime is 20223111122231. The reversal of 20223111122223 is 32222111132202.

It is not a de Polignac number, because 20223111122223 - 2¹² = 20223111118127 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 20223111122193 and 20223111122202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20223111121223) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 20618490 + ... + 21577032.

It is an arithmetic number, because the mean of its divisors is an integer number (875802481920).

Almost surely, 2^{20223111122223} is an apocalyptic number.

20223111122223 is a deficient number, since it is larger than the sum of its proper divisors (7802568299217).

20223111122223 is a wasteful number, since it uses less digits than its factorization.

20223111122223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 959719.

The product of its (nonzero) digits is 1152, while the sum is 24.

Adding to 20223111122223 its reverse (32222111132202), we get a palindrome (52445222254425).

The spelling of 20223111122223 in words is "twenty trillion, two hundred twenty-three billion, one hundred eleven million, one hundred twenty-two thousand, two hundred twenty-three".