111120200110111 has 2 divisors, whose sum is σ = 111120200110112. Its totient is φ = 111120200110110.

The previous prime is 111120200110109. The next prime is 111120200110229. The reversal of 111120200110111 is 111011002021111.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 111120200110111 - 2¹ = 111120200110109 is a prime.

It is a super-2 number, since 2×111120200110111² (a number of 29 digits) contains 22 as substring.

Together with 111120200110109, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 111120200110091 and 111120200110100.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111120200116111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55560100055055 + 55560100055056.

It is an arithmetic number, because the mean of its divisors is an integer number (55560100055056).

Almost surely, 2^{111120200110111} is an apocalyptic number.

111120200110111 is a deficient number, since it is larger than the sum of its proper divisors (1).

111120200110111 is an equidigital number, since it uses as much as digits as its factorization.

111120200110111 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4, while the sum is 13.

Adding to 111120200110111 its reverse (111011002021111), we get a palindrome (222131202131222).

The spelling of 111120200110111 in words is "one hundred eleven trillion, one hundred twenty billion, two hundred million, one hundred ten thousand, one hundred eleven".