1111202011011 has 16 divisors (see below), whose sum is σ = 1560848791040. Its totient is φ = 701241636960.

The previous prime is 1111202010943. The next prime is 1111202011079. The reversal of 1111202011011 is 1101102021111.

It is an interprime number because it is at equal distance from previous prime (1111202010943) and next prime (1111202011079).

It is not a de Polignac number, because 1111202011011 - 2⁷ = 1111202010883 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1111202013011) 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, 7848100 + ... + 7988433.

It is an arithmetic number, because the mean of its divisors is an integer number (97553049440).

Almost surely, 2^{1111202011011} is an apocalyptic number.

1111202011011 is a deficient number, since it is larger than the sum of its proper divisors (449646780029).

1111202011011 is a wasteful number, since it uses less digits than its factorization.

1111202011011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15837786.

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

Adding to 1111202011011 its reverse (1101102021111), we get a palindrome (2212304032122).

The spelling of 1111202011011 in words is "one trillion, one hundred eleven billion, two hundred two million, eleven thousand, eleven".