111112100120011 has 2 divisors, whose sum is σ = 111112100120012. Its totient is φ = 111112100120010.

The previous prime is 111112100120003. The next prime is 111112100120017. The reversal of 111112100120011 is 110021001211111.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 111112100120011 - 2³ = 111112100120003 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 111112100119973 and 111112100120000.

It is not a weakly prime, because it can be changed into another prime (111112100120017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55556050060005 + 55556050060006.

It is an arithmetic number, because the mean of its divisors is an integer number (55556050060006).

Almost surely, 2^{111112100120011} is an apocalyptic number.

111112100120011 is a deficient number, since it is larger than the sum of its proper divisors (1).

111112100120011 is an equidigital number, since it uses as much as digits as its factorization.

111112100120011 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 111112100120011 its reverse (110021001211111), we get a palindrome (221133101331122).

It can be divided in two parts, 111112100 and 120011, that added together give a palindrome (111232111).

The spelling of 111112100120011 in words is "one hundred eleven trillion, one hundred twelve billion, one hundred million, one hundred twenty thousand, eleven".