20221233223 has 2 divisors, whose sum is σ = 20221233224. Its totient is φ = 20221233222.

The previous prime is 20221233161. The next prime is 20221233281. The reversal of 20221233223 is 32233212202.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20221233223 - 2¹⁷ = 20221102151 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 20221233194 and 20221233203.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20221233283) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10110616611 + 10110616612.

It is an arithmetic number, because the mean of its divisors is an integer number (10110616612).

Almost surely, 2^20221233223 is an apocalyptic number.

20221233223 is a deficient number, since it is larger than the sum of its proper divisors (1).

20221233223 is an equidigital number, since it uses as much as digits as its factorization.

20221233223 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1728, while the sum is 22.

Adding to 20221233223 its reverse (32233212202), we get a palindrome (52454445425).

The spelling of 20221233223 in words is "twenty billion, two hundred twenty-one million, two hundred thirty-three thousand, two hundred twenty-three".