111312223223041 has 2 divisors, whose sum is σ = 111312223223042. Its totient is φ = 111312223223040.

The previous prime is 111312223223017. The next prime is 111312223223059. The reversal of 111312223223041 is 140322322213111.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 69269915351025 + 42042307872016 = 8322855^2 + 6484004^2 .

It is a cyclic number.

It is not a de Polignac number, because 111312223223041 - 2⁵ = 111312223223009 is a prime.

It is a super-2 number, since 2×111312223223041² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (111312223223941) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55656111611520 + 55656111611521.

It is an arithmetic number, because the mean of its divisors is an integer number (55656111611521).

Almost surely, 2^{111312223223041} is an apocalyptic number.

It is an amenable number.

111312223223041 is a deficient number, since it is larger than the sum of its proper divisors (1).

111312223223041 is an equidigital number, since it uses as much as digits as its factorization.

111312223223041 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3456, while the sum is 28.

Adding to 111312223223041 its reverse (140322322213111), we get a palindrome (251634545436152).

The spelling of 111312223223041 in words is "one hundred eleven trillion, three hundred twelve billion, two hundred twenty-three million, two hundred twenty-three thousand, forty-one".