11301203011111 has 16 divisors (see below), whose sum is σ = 12995021039616. Its totient is φ = 9746265757536.

The previous prime is 11301203011067. The next prime is 11301203011117. The reversal of 11301203011111 is 11111030210311.

It is a cyclic number.

It is not a de Polignac number, because 11301203011111 - 2¹³ = 11301203002919 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11301203011117) 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 in 15 ways as a sum of consecutive naturals, for example, 439483255 + ... + 439508968.

It is an arithmetic number, because the mean of its divisors is an integer number (812188814976).

Almost surely, 2^{11301203011111} is an apocalyptic number.

11301203011111 is a deficient number, since it is larger than the sum of its proper divisors (1693818028505).

11301203011111 is a wasteful number, since it uses less digits than its factorization.

11301203011111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 878992302.

The product of its (nonzero) digits is 18, while the sum is 16.

Adding to 11301203011111 its reverse (11111030210311), we get a palindrome (22412233221422).

The spelling of 11301203011111 in words is "eleven trillion, three hundred one billion, two hundred three million, eleven thousand, one hundred eleven".