1111150016111 has 4 divisors (see below), whose sum is σ = 1111500650400. Its totient is φ = 1110799381824.

The previous prime is 1111150016077. The next prime is 1111150016131. The reversal of 1111150016111 is 1116100511111.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1111150016111 - 2⁶ = 1111150016047 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 (1111150016131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 175312391 + ... + 175318728.

It is an arithmetic number, because the mean of its divisors is an integer number (277875162600).

Almost surely, 2^{1111150016111} is an apocalyptic number.

1111150016111 is a deficient number, since it is larger than the sum of its proper divisors (350634289).

1111150016111 is an equidigital number, since it uses as much as digits as its factorization.

1111150016111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 350634288.

The product of its (nonzero) digits is 30, while the sum is 20.

Adding to 1111150016111 its reverse (1116100511111), we get a palindrome (2227250527222).

The spelling of 1111150016111 in words is "one trillion, one hundred eleven billion, one hundred fifty million, sixteen thousand, one hundred eleven".