111012201100111 has 2 divisors, whose sum is σ = 111012201100112. Its totient is φ = 111012201100110.

The previous prime is 111012201100103. The next prime is 111012201100127. The reversal of 111012201100111 is 111001102210111.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 111012201100111 - 2³ = 111012201100103 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 111012201100091 and 111012201100100.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111012201100711) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55506100550055 + 55506100550056.

It is an arithmetic number, because the mean of its divisors is an integer number (55506100550056).

Almost surely, 2^{111012201100111} is an apocalyptic number.

111012201100111 is a deficient number, since it is larger than the sum of its proper divisors (1).

111012201100111 is an equidigital number, since it uses as much as digits as its factorization.

111012201100111 is an odious number, because the sum of its binary digits is odd.

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

Adding to 111012201100111 its reverse (111001102210111), we get a palindrome (222013303310222).

The spelling of 111012201100111 in words is "one hundred eleven trillion, twelve billion, two hundred one million, one hundred thousand, one hundred eleven".