22120202111 has 8 divisors (see below), whose sum is σ = 25385130144. Its totient is φ = 18881498880.

The previous prime is 22120202107. The next prime is 22120202119. The reversal of 22120202111 is 11120202122.

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 22120202111 - 2² = 22120202107 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22120202119) 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, 6554390 + ... + 6557763.

It is an arithmetic number, because the mean of its divisors is an integer number (3173141268).

Almost surely, 2^22120202111 is an apocalyptic number.

22120202111 is a deficient number, since it is larger than the sum of its proper divisors (3264928033).

22120202111 is a wasteful number, since it uses less digits than its factorization.

22120202111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13112401.

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

Adding to 22120202111 its reverse (11120202122), we get a palindrome (33240404233).

The spelling of 22120202111 in words is "twenty-two billion, one hundred twenty million, two hundred two thousand, one hundred eleven".