22022022111 has 4 divisors (see below), whose sum is σ = 29362696152. Its totient is φ = 14681348072.

The previous prime is 22022022101. The next prime is 22022022151. The reversal of 22022022111 is 11122022022.

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 22022022111 - 2⁹ = 22022021599 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22022022101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3670337016 + ... + 3670337021.

It is an arithmetic number, because the mean of its divisors is an integer number (7340674038).

Almost surely, 2^22022022111 is an apocalyptic number.

22022022111 is a deficient number, since it is larger than the sum of its proper divisors (7340674041).

22022022111 is an equidigital number, since it uses as much as digits as its factorization.

22022022111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7340674040.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 22022022111 its reverse (11122022022), we get a palindrome (33144044133).

It can be divided in two parts, 22022022 and 111, that multiplied together give a palindrome (2444444442).

The spelling of 22022022111 in words is "twenty-two billion, twenty-two million, twenty-two thousand, one hundred eleven".