1111132231099 has 4 divisors (see below), whose sum is σ = 1212144252120. Its totient is φ = 1010120210080.

The previous prime is 1111132231063. The next prime is 1111132231123. The reversal of 1111132231099 is 9901322311111.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1111132231099 is a prime.

It is a super-2 number, since 2×1111132231099² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1111132231799) 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 3 ways as a sum of consecutive naturals, for example, 50506010494 + ... + 50506010515.

It is an arithmetic number, because the mean of its divisors is an integer number (303036063030).

Almost surely, 2^{1111132231099} is an apocalyptic number.

1111132231099 is a deficient number, since it is larger than the sum of its proper divisors (101012021021).

1111132231099 is a wasteful number, since it uses less digits than its factorization.

1111132231099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101012021020.

The product of its (nonzero) digits is 2916, while the sum is 34.

The spelling of 1111132231099 in words is "one trillion, one hundred eleven billion, one hundred thirty-two million, two hundred thirty-one thousand, ninety-nine".