22022111011 has 4 divisors (see below), whose sum is σ = 22162379392. Its totient is φ = 21881842632.

The previous prime is 22022110939. The next prime is 22022111029. The reversal of 22022111011 is 11011122022.

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 22022111011 - 2⁷ = 22022110883 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22022110982 and 22022111000.

It is not an unprimeable number, because it can be changed into a prime (22022111711) 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, 70133955 + ... + 70134268.

It is an arithmetic number, because the mean of its divisors is an integer number (5540594848).

Almost surely, 2^22022111011 is an apocalyptic number.

22022111011 is a deficient number, since it is larger than the sum of its proper divisors (140268381).

22022111011 is a wasteful number, since it uses less digits than its factorization.

22022111011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 140268380.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 22022111011 its reverse (11011122022), we get a palindrome (33033233033).

The spelling of 22022111011 in words is "twenty-two billion, twenty-two million, one hundred eleven thousand, eleven".