22122110201111 has 4 divisors (see below), whose sum is σ = 22156302025872. Its totient is φ = 22087918376352.

The previous prime is 22122110201041. The next prime is 22122110201119. The reversal of 22122110201111 is 11110201122122.

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 22122110201111 - 2¹⁸ = 22122109938967 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 22122110201111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22122110201119) 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, 17095911410 + ... + 17095912703.

It is an arithmetic number, because the mean of its divisors is an integer number (5539075506468).

Almost surely, 2^{22122110201111} is an apocalyptic number.

22122110201111 is a deficient number, since it is larger than the sum of its proper divisors (34191824761).

22122110201111 is an equidigital number, since it uses as much as digits as its factorization.

22122110201111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34191824760.

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 22122110201111 its reverse (11110201122122), we get a palindrome (33232311323233).

The spelling of 22122110201111 in words is "twenty-two trillion, one hundred twenty-two billion, one hundred ten million, two hundred one thousand, one hundred eleven".