112205403202643 has 2 divisors, whose sum is σ = 112205403202644. Its totient is φ = 112205403202642.

The previous prime is 112205403202631. The next prime is 112205403202657. The reversal of 112205403202643 is 346202304502211.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-112205403202643 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (112205403252643) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56102701601321 + 56102701601322.

It is an arithmetic number, because the mean of its divisors is an integer number (56102701601322).

Almost surely, 2^{112205403202643} is an apocalyptic number.

112205403202643 is a deficient number, since it is larger than the sum of its proper divisors (1).

112205403202643 is an equidigital number, since it uses as much as digits as its factorization.

112205403202643 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 69120, while the sum is 35.

Adding to 112205403202643 its reverse (346202304502211), we get a palindrome (458407707704854).

The spelling of 112205403202643 in words is "one hundred twelve trillion, two hundred five billion, four hundred three million, two hundred two thousand, six hundred forty-three".