100232111011 has 4 divisors (see below), whose sum is σ = 100281512800. Its totient is φ = 100182709224.

The previous prime is 100232111009. The next prime is 100232111017. The reversal of 100232111011 is 110111232001.

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 100232111011 - 2¹ = 100232111009 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 100232110982 and 100232111000.

It is not an unprimeable number, because it can be changed into a prime (100232111017) 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, 24697851 + ... + 24701908.

It is an arithmetic number, because the mean of its divisors is an integer number (25070378200).

Almost surely, 2^100232111011 is an apocalyptic number.

100232111011 is a deficient number, since it is larger than the sum of its proper divisors (49401789).

100232111011 is an equidigital number, since it uses as much as digits as its factorization.

100232111011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49401788.

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

Adding to 100232111011 its reverse (110111232001), we get a palindrome (210343343012).

The spelling of 100232111011 in words is "one hundred billion, two hundred thirty-two million, one hundred eleven thousand, eleven".