11111002020111 has 16 divisors (see below), whose sum is σ = 17344003154688. Its totient is φ = 6194286840000.

The previous prime is 11111002020109. The next prime is 11111002020113. The reversal of 11111002020111 is 11102020011111.

11111002020111 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (11111002020109) and next prime (11111002020113).

It is not a de Polignac number, because 11111002020111 - 2¹ = 11111002020109 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11111002020113) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6452381265 + ... + 6452382986.

It is an arithmetic number, because the mean of its divisors is an integer number (1084000197168).

Almost surely, 2^{11111002020111} is an apocalyptic number.

11111002020111 is a deficient number, since it is larger than the sum of its proper divisors (6233001134577).

11111002020111 is a wasteful number, since it uses less digits than its factorization.

11111002020111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12904764302.

The product of its (nonzero) digits is 4, while the sum is 12.

Adding to 11111002020111 its reverse (11102020011111), we get a palindrome (22213022031222).

The spelling of 11111002020111 in words is "eleven trillion, one hundred eleven billion, two million, twenty thousand, one hundred eleven".