111021010112011 has 2 divisors, whose sum is σ = 111021010112012. Its totient is φ = 111021010112010.

The previous prime is 111021010112003. The next prime is 111021010112021. The reversal of 111021010112011 is 110211010120111.

It is a weak prime.

It is an emirp because it is prime and its reverse (110211010120111) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 111021010112011 - 2³ = 111021010112003 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 111021010111982 and 111021010112000.

It is not a weakly prime, because it can be changed into another prime (111021010112021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55510505056005 + 55510505056006.

It is an arithmetic number, because the mean of its divisors is an integer number (55510505056006).

Almost surely, 2^{111021010112011} is an apocalyptic number.

111021010112011 is a deficient number, since it is larger than the sum of its proper divisors (1).

111021010112011 is an equidigital number, since it uses as much as digits as its factorization.

111021010112011 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 111021010112011 its reverse (110211010120111), we get a palindrome (221232020232122).

The spelling of 111021010112011 in words is "one hundred eleven trillion, twenty-one billion, ten million, one hundred twelve thousand, eleven".