10111220239 has 2 divisors, whose sum is σ = 10111220240. Its totient is φ = 10111220238.

The previous prime is 10111220219. The next prime is 10111220267. The reversal of 10111220239 is 93202211101.

10111220239 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 10111220239 - 2¹⁹ = 10110695951 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10111220219) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5055610119 + 5055610120.

It is an arithmetic number, because the mean of its divisors is an integer number (5055610120).

Almost surely, 2^10111220239 is an apocalyptic number.

10111220239 is a deficient number, since it is larger than the sum of its proper divisors (1).

10111220239 is an equidigital number, since it uses as much as digits as its factorization.

10111220239 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 216, while the sum is 22.

The spelling of 10111220239 in words is "ten billion, one hundred eleven million, two hundred twenty thousand, two hundred thirty-nine".