201111213379 has 2 divisors, whose sum is σ = 201111213380. Its totient is φ = 201111213378.

The previous prime is 201111213353. The next prime is 201111213431. The reversal of 201111213379 is 973312111102.

201111213379 is digitally balanced in base 2, 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 201111213379 - 2⁹ = 201111212867 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 201111213379.

It is not a weakly prime, because it can be changed into another prime (201111213179) 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, 100555606689 + 100555606690.

It is an arithmetic number, because the mean of its divisors is an integer number (100555606690).

Almost surely, 2^201111213379 is an apocalyptic number.

201111213379 is a deficient number, since it is larger than the sum of its proper divisors (1).

201111213379 is an equidigital number, since it uses as much as digits as its factorization.

201111213379 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2268, while the sum is 31.

The spelling of 201111213379 in words is "two hundred one billion, one hundred eleven million, two hundred thirteen thousand, three hundred seventy-nine".