111222001101 has 8 divisors (see below), whose sum is σ = 157019295744. Its totient is φ = 69786353600.

The previous prime is 111222001091. The next prime is 111222001103. The reversal of 111222001101 is 101100222111.

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 111222001101 - 2⁵ = 111222001069 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111222001103) 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, 1090411725 + ... + 1090411826.

It is an arithmetic number, because the mean of its divisors is an integer number (19627411968).

Almost surely, 2^111222001101 is an apocalyptic number.

It is an amenable number.

111222001101 is a deficient number, since it is larger than the sum of its proper divisors (45797294643).

111222001101 is a wasteful number, since it uses less digits than its factorization.

111222001101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2180823571.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 111222001101 its reverse (101100222111), we get a palindrome (212322223212).

The spelling of 111222001101 in words is "one hundred eleven billion, two hundred twenty-two million, one thousand, one hundred one".