1111160611111 has 16 divisors (see below), whose sum is σ = 1164252192768. Its totient is φ = 1059150549600.

The previous prime is 1111160611073. The next prime is 1111160611133.

It is a happy number.

1111160611111 is nontrivially palindromic in base 10.

It is a cyclic number.

It is not a de Polignac number, because 1111160611111 - 2⁷ = 1111160610983 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 (1111160617111) 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, 23265546 + ... + 23313256.

It is an arithmetic number, because the mean of its divisors is an integer number (72765762048).

Almost surely, 2^{1111160611111} is an apocalyptic number.

1111160611111 is a deficient number, since it is larger than the sum of its proper divisors (53091581657).

1111160611111 is a wasteful number, since it uses less digits than its factorization.

1111160611111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59022.

The product of its (nonzero) digits is 36, while the sum is 22.

It can be divided in two parts, 1111160 and 611111, that added together give a palindrome (1722271).

The spelling of 1111160611111 in words is "one trillion, one hundred eleven billion, one hundred sixty million, six hundred eleven thousand, one hundred eleven".