22211100201111 has 16 divisors (see below), whose sum is σ = 29678570830464. Its totient is φ = 14775532428384.

The previous prime is 22211100201109. The next prime is 22211100201139. The reversal of 22211100201111 is 11110200111222.

It is a happy number.

It is not a de Polignac number, because 22211100201111 - 2¹ = 22211100201109 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22211100201151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2864085 + ... + 7254321.

It is an arithmetic number, because the mean of its divisors is an integer number (1854910676904).

Almost surely, 2^{22211100201111} is an apocalyptic number.

22211100201111 is a deficient number, since it is larger than the sum of its proper divisors (7467470629353).

22211100201111 is a wasteful number, since it uses less digits than its factorization.

22211100201111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4393870.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 22211100201111 its reverse (11110200111222), we get a palindrome (33321300312333).

The spelling of 22211100201111 in words is "twenty-two trillion, two hundred eleven billion, one hundred million, two hundred one thousand, one hundred eleven".