22022112011 has 8 divisors (see below), whose sum is σ = 22261578000. Its totient is φ = 21783428352.

The previous prime is 22022111999. The next prime is 22022112019. The reversal of 22022112011 is 11021122022.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22022112011 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22022112019) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 138890 + ... + 251663.

It is an arithmetic number, because the mean of its divisors is an integer number (2782697250).

Almost surely, 2^22022112011 is an apocalyptic number.

22022112011 is a deficient number, since it is larger than the sum of its proper divisors (239465989).

22022112011 is a wasteful number, since it uses less digits than its factorization.

22022112011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 391165.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 22022112011 its reverse (11021122022), we get a palindrome (33043234033).

It can be divided in two parts, 220221 and 12011, that added together give a palindrome (232232).

The spelling of 22022112011 in words is "twenty-two billion, twenty-two million, one hundred twelve thousand, eleven".