111311103341241 has 20 divisors (see below), whose sum is σ = 166296450672000. Its totient is φ = 74199859527096.

The previous prime is 111311103341149. The next prime is 111311103341257. The reversal of 111311103341241 is 142143301113111.

111311103341241 is a `hidden beast` number, since 1 + 1 + 1 + 311 + 1 + 0 + 3 + 341 + 2 + 4 + 1 = 666.

It is not a de Polignac number, because 111311103341241 - 2²¹ = 111311101244089 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (111311103343241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 69037941 + ... + 70631858.

It is an arithmetic number, because the mean of its divisors is an integer number (8314822533600).

Almost surely, 2^{111311103341241} is an apocalyptic number.

It is an amenable number.

111311103341241 is a deficient number, since it is larger than the sum of its proper divisors (54985347330759).

111311103341241 is an equidigital number, since it uses as much as digits as its factorization.

111311103341241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 139679650 (or 139679641 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 27.

Adding to 111311103341241 its reverse (142143301113111), we get a palindrome (253454404454352).

The spelling of 111311103341241 in words is "one hundred eleven trillion, three hundred eleven billion, one hundred three million, three hundred forty-one thousand, two hundred forty-one".