222110001101111 has 4 divisors (see below), whose sum is σ = 222125972208792. Its totient is φ = 222094029993432.

The previous prime is 222110001101071. The next prime is 222110001101179. The reversal of 222110001101111 is 111101100011222.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-222110001101111 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 (222110001100111) 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 3 ways as a sum of consecutive naturals, for example, 7985532980 + ... + 7985560793.

It is an arithmetic number, because the mean of its divisors is an integer number (55531493052198).

Almost surely, 2^{222110001101111} is an apocalyptic number.

222110001101111 is a deficient number, since it is larger than the sum of its proper divisors (15971107681).

222110001101111 is a wasteful number, since it uses less digits than its factorization.

222110001101111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15971107680.

The product of its (nonzero) digits is 8, while the sum is 14.

Adding to 222110001101111 its reverse (111101100011222), we get a palindrome (333211101112333).

The spelling of 222110001101111 in words is "two hundred twenty-two trillion, one hundred ten billion, one million, one hundred one thousand, one hundred eleven".