22102221011 has 8 divisors (see below), whose sum is σ = 23806473600. Its totient is φ = 20398551552.

The previous prime is 22102221007. The next prime is 22102221017. The reversal of 22102221011 is 11012220122.

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

It is a cyclic number.

It is not a de Polignac number, because 22102221011 - 2² = 22102221007 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22102221017) 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, 65411 + ... + 220188.

It is an arithmetic number, because the mean of its divisors is an integer number (2975809200).

Almost surely, 2^22102221011 is an apocalyptic number.

22102221011 is a deficient number, since it is larger than the sum of its proper divisors (1704252589).

22102221011 is a wasteful number, since it uses less digits than its factorization.

22102221011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 291565.

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

Adding to 22102221011 its reverse (11012220122), we get a palindrome (33114441133).

The spelling of 22102221011 in words is "twenty-two billion, one hundred two million, two hundred twenty-one thousand, eleven".