10111342442447 has 2 divisors, whose sum is σ = 10111342442448. Its totient is φ = 10111342442446.

The previous prime is 10111342442429. The next prime is 10111342442479. The reversal of 10111342442447 is 74424424311101.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 10111342442447 - 2⁸ = 10111342442191 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 10111342442447.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10111342442407) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5055671221223 + 5055671221224.

It is an arithmetic number, because the mean of its divisors is an integer number (5055671221224).

Almost surely, 2^{10111342442447} is an apocalyptic number.

10111342442447 is a deficient number, since it is larger than the sum of its proper divisors (1).

10111342442447 is an equidigital number, since it uses as much as digits as its factorization.

10111342442447 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 86016, while the sum is 38.

Adding to 10111342442447 its reverse (74424424311101), we get a palindrome (84535766753548).

The spelling of 10111342442447 in words is "ten trillion, one hundred eleven billion, three hundred forty-two million, four hundred forty-two thousand, four hundred forty-seven".