100011232111 has 8 divisors (see below), whose sum is σ = 116235815040. Its totient is φ = 84270965208.

The previous prime is 100011232109. The next prime is 100011232117. The reversal of 100011232111 is 111232110001.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 100011232111 - 2¹ = 100011232109 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 100011232091 and 100011232100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100011232117) 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 7 ways as a sum of consecutive naturals, for example, 121078561 + ... + 121079386.

It is an arithmetic number, because the mean of its divisors is an integer number (14529476880).

Almost surely, 2^100011232111 is an apocalyptic number.

100011232111 is a deficient number, since it is larger than the sum of its proper divisors (16224582929).

100011232111 is an equidigital number, since it uses as much as digits as its factorization.

100011232111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 242158013.

The product of its (nonzero) digits is 12, while the sum is 13.

Adding to 100011232111 its reverse (111232110001), we get a palindrome (211243342112).

The spelling of 100011232111 in words is "one hundred billion, eleven million, two hundred thirty-two thousand, one hundred eleven".