22111121111110 has 32 divisors (see below), whose sum is σ = 39941041900320. Its totient is φ = 8813150588928.

The previous prime is 22111121111081. The next prime is 22111121111113. The reversal of 22111121111110 is 1111112111122.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22111121111113) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1789446 + ... + 6886534.

It is an arithmetic number, because the mean of its divisors is an integer number (1248157559385).

Almost surely, 2^{22111121111110} is an apocalyptic number.

22111121111110 is a deficient number, since it is larger than the sum of its proper divisors (17829920789210).

22111121111110 is a wasteful number, since it uses less digits than its factorization.

22111121111110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5098632.

The product of its (nonzero) digits is 8, while the sum is 16.

Adding to 22111121111110 its reverse (1111112111122), we get a palindrome (23222233222232).

The spelling of 22111121111110 in words is "twenty-two trillion, one hundred eleven billion, one hundred twenty-one million, one hundred eleven thousand, one hundred ten".