111233213120 has 28 divisors (see below), whose sum is σ = 264874089504. Its totient is φ = 44493285120.

The previous prime is 111233213093. The next prime is 111233213149. The reversal of 111233213120 is 21312332111.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 111233213092 and 111233213101.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 173801576 + ... + 173802215.

Almost surely, 2^111233213120 is an apocalyptic number.

111233213120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

111233213120 is an abundant number, since it is smaller than the sum of its proper divisors (153640876384).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

111233213120 is an equidigital number, since it uses as much as digits as its factorization.

111233213120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 347603808 (or 347603798 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 111233213120 its reverse (21312332111), we get a palindrome (132545545231).

The spelling of 111233213120 in words is "one hundred eleven billion, two hundred thirty-three million, two hundred thirteen thousand, one hundred twenty".