22021110112111 has 8 divisors (see below), whose sum is σ = 24023852523648. Its totient is φ = 20018504919000.

The previous prime is 22021110112109. The next prime is 22021110112213. The reversal of 22021110112111 is 11121101112022.

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 22021110112111 - 2¹ = 22021110112109 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 (22021110112811) 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, 33968905 + ... + 34611106.

It is an arithmetic number, because the mean of its divisors is an integer number (3002981565456).

Almost surely, 2^{22021110112111} is an apocalyptic number.

22021110112111 is a deficient number, since it is larger than the sum of its proper divisors (2002742411537).

22021110112111 is a wasteful number, since it uses less digits than its factorization.

22021110112111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68609213.

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

Adding to 22021110112111 its reverse (11121101112022), we get a palindrome (33142211224133).

The spelling of 22021110112111 in words is "twenty-two trillion, twenty-one billion, one hundred ten million, one hundred twelve thousand, one hundred eleven".