111201232233 has 48 divisors (see below), whose sum is σ = 188446056576. Its totient is φ = 57070241280.

The previous prime is 111201232231. The next prime is 111201232273. The reversal of 111201232233 is 332232102111.

It is not a de Polignac number, because 111201232233 - 2¹ = 111201232231 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is not an unprimeable number, because it can be changed into a prime (111201232231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 292108 + ... + 554733.

It is an arithmetic number, because the mean of its divisors is an integer number (3925959512).

Almost surely, 2^111201232233 is an apocalyptic number.

111201232233 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

111201232233 is a deficient number, since it is larger than the sum of its proper divisors (77244824343).

111201232233 is a wasteful number, since it uses less digits than its factorization.

111201232233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 846914 (or 846901 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 111201232233 its reverse (332232102111), we get a palindrome (443433334344).

The spelling of 111201232233 in words is "one hundred eleven billion, two hundred one million, two hundred thirty-two thousand, two hundred thirty-three".