111232201011 has 64 divisors (see below), whose sum is σ = 162076992000. Its totient is φ = 67614621696.

The previous prime is 111232201009. The next prime is 111232201057. The reversal of 111232201011 is 110102232111.

It is not a de Polignac number, because 111232201011 - 2¹ = 111232201009 is a prime.

It is not an unprimeable number, because it can be changed into a prime (111232221011) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 96471411 + ... + 96472563.

It is an arithmetic number, because the mean of its divisors is an integer number (2532453000).

Almost surely, 2^111232201011 is an apocalyptic number.

111232201011 is a deficient number, since it is larger than the sum of its proper divisors (50844790989).

111232201011 is a wasteful number, since it uses less digits than its factorization.

111232201011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1668.

The product of its (nonzero) digits is 24, while the sum is 15.

Adding to 111232201011 its reverse (110102232111), we get a palindrome (221334433122).

The spelling of 111232201011 in words is "one hundred eleven billion, two hundred thirty-two million, two hundred one thousand, eleven".