22022321111 has 4 divisors (see below), whose sum is σ = 25168366992. Its totient is φ = 18876275232.

The previous prime is 22022321059. The next prime is 22022321131. The reversal of 22022321111 is 11112322022.

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 22022321111 - 2¹⁴ = 22022304727 is a prime.

It is a super-3 number, since 3×22022321111³ (a number of 32 digits) contains 333 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 22022321111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22022321131) 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, 1573022930 + ... + 1573022943.

It is an arithmetic number, because the mean of its divisors is an integer number (6292091748).

Almost surely, 2^22022321111 is an apocalyptic number.

22022321111 is a deficient number, since it is larger than the sum of its proper divisors (3146045881).

22022321111 is an equidigital number, since it uses as much as digits as its factorization.

22022321111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3146045880.

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 22022321111 its reverse (11112322022), we get a palindrome (33134643133).

The spelling of 22022321111 in words is "twenty-two billion, twenty-two million, three hundred twenty-one thousand, one hundred eleven".