111020120112211 has 2 divisors, whose sum is σ = 111020120112212. Its totient is φ = 111020120112210.

The previous prime is 111020120112193. The next prime is 111020120112353. The reversal of 111020120112211 is 112211021020111.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 111020120112211 - 2²⁹ = 111019583241299 is a prime.

It is not a weakly prime, because it can be changed into another prime (111020124112211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55510060056105 + 55510060056106.

It is an arithmetic number, because the mean of its divisors is an integer number (55510060056106).

Almost surely, 2^{111020120112211} is an apocalyptic number.

111020120112211 is a deficient number, since it is larger than the sum of its proper divisors (1).

111020120112211 is an equidigital number, since it uses as much as digits as its factorization.

111020120112211 is an odious number, because the sum of its binary digits is odd.

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

Adding to 111020120112211 its reverse (112211021020111), we get a palindrome (223231141132322).

The spelling of 111020120112211 in words is "one hundred eleven trillion, twenty billion, one hundred twenty million, one hundred twelve thousand, two hundred eleven".