111221233120233 has 8 divisors (see below), whose sum is σ = 164772197215200. Its totient is φ = 74147488746804.

The previous prime is 111221233120213. The next prime is 111221233120247. The reversal of 111221233120233 is 332021332122111.

111221233120233 is a `hidden beast` number, since 1 + 1 + 1 + 221 + 233 + 1 + 202 + 3 + 3 = 666.

It is not a de Polignac number, because 111221233120233 - 2⁵ = 111221233120201 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 4119304930379 = 111221233120233 / (1 + 1 + 1 + 2 + 2 + 1 + 2 + 3 + 3 + 1 + 2 + 0 + 2 + 3 + 3).

It is a junction number, because it is equal to n+sod(n) for n = 111221233120197 and 111221233120206.

It is not an unprimeable number, because it can be changed into a prime (111221233120213) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2059652465163 + ... + 2059652465216.

It is an arithmetic number, because the mean of its divisors is an integer number (20596524651900).

Almost surely, 2^{111221233120233} is an apocalyptic number.

It is an amenable number.

111221233120233 is a deficient number, since it is larger than the sum of its proper divisors (53550964094967).

111221233120233 is an equidigital number, since it uses as much as digits as its factorization.

111221233120233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4119304930388 (or 4119304930382 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

Adding to 111221233120233 its reverse (332021332122111), we get a palindrome (443242565242344).

The spelling of 111221233120233 in words is "one hundred eleven trillion, two hundred twenty-one billion, two hundred thirty-three million, one hundred twenty thousand, two hundred thirty-three".