1111232321111 has 12 divisors (see below), whose sum is σ = 1221918587400. Its totient is φ = 1009813044240.

The previous prime is 1111232321083. The next prime is 1111232321161.

1111232321111 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 1111232321111 - 2²² = 1111228126807 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 (1111232321161) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1501316 + ... + 2115753.

It is an arithmetic number, because the mean of its divisors is an integer number (101826548950).

Almost surely, 2^{1111232321111} is an apocalyptic number.

1111232321111 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1111232321111 is a deficient number, since it is larger than the sum of its proper divisors (110686266289).

1111232321111 is a wasteful number, since it uses less digits than its factorization.

1111232321111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3619630 (or 3619619 counting only the distinct ones).

The product of its digits is 72, while the sum is 20.

The spelling of 1111232321111 in words is "one trillion, one hundred eleven billion, two hundred thirty-two million, three hundred twenty-one thousand, one hundred eleven".