111120100022111 has 4 divisors (see below), whose sum is σ = 111282794166312. Its totient is φ = 110957405877912.

The previous prime is 111120100022047. The next prime is 111120100022179. The reversal of 111120100022111 is 111220001021111.

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

It is a cyclic number.

It is not a de Polignac number, because 111120100022111 - 2⁶ = 111120100022047 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 (111120105022111) 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, 81347071076 + ... + 81347072441.

It is an arithmetic number, because the mean of its divisors is an integer number (27820698541578).

Almost surely, 2^{111120100022111} is an apocalyptic number.

111120100022111 is a deficient number, since it is larger than the sum of its proper divisors (162694144201).

111120100022111 is an equidigital number, since it uses as much as digits as its factorization.

111120100022111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 162694144200.

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

Adding to 111120100022111 its reverse (111220001021111), we get a palindrome (222340101043222).

The spelling of 111120100022111 in words is "one hundred eleven trillion, one hundred twenty billion, one hundred million, twenty-two thousand, one hundred eleven".