20223332321111 has 4 divisors (see below), whose sum is σ = 20554862359224. Its totient is φ = 19891802283000.

The previous prime is 20223332321083. The next prime is 20223332321113. The reversal of 20223332321111 is 11112323332202.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20223332321111 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 (20223332321113) 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, 165765018965 + ... + 165765019086.

It is an arithmetic number, because the mean of its divisors is an integer number (5138715589806).

Almost surely, 2^{20223332321111} is an apocalyptic number.

20223332321111 is a deficient number, since it is larger than the sum of its proper divisors (331530038113).

20223332321111 is an equidigital number, since it uses as much as digits as its factorization.

20223332321111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 331530038112.

The product of its (nonzero) digits is 2592, while the sum is 26.

Adding to 20223332321111 its reverse (11112323332202), we get a palindrome (31335655653313).

The spelling of 20223332321111 in words is "twenty trillion, two hundred twenty-three billion, three hundred thirty-two million, three hundred twenty-one thousand, one hundred eleven".