112220101211111 has 8 divisors (see below), whose sum is σ = 118871020506960. Its totient is φ = 105574708234368.

The previous prime is 112220101211083. The next prime is 112220101211123. The reversal of 112220101211111 is 111112101022211.

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 112220101211111 - 2⁶ = 112220101211047 is a prime.

It is a super-2 number, since 2×112220101211111² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 112220101211111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112220101201111) 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 7 ways as a sum of consecutive naturals, for example, 1381537961 + ... + 1381619186.

It is an arithmetic number, because the mean of its divisors is an integer number (14858877563370).

Almost surely, 2^{112220101211111} is an apocalyptic number.

112220101211111 is a deficient number, since it is larger than the sum of its proper divisors (6650919295849).

112220101211111 is a wasteful number, since it uses less digits than its factorization.

112220101211111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2763159553.

The product of its (nonzero) digits is 16, while the sum is 17.

Adding to 112220101211111 its reverse (111112101022211), we get a palindrome (223332202233322).

The spelling of 112220101211111 in words is "one hundred twelve trillion, two hundred twenty billion, one hundred one million, two hundred eleven thousand, one hundred eleven".