111223201032 has 64 divisors (see below), whose sum is σ = 312424776000. Its totient is φ = 36657827712.

The previous prime is 111223201007. The next prime is 111223201049. The reversal of 111223201032 is 230102322111.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 111223200996 and 111223201014.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 2873598 + ... + 2912045.

It is an arithmetic number, because the mean of its divisors is an integer number (4881637125).

Almost surely, 2^111223201032 is an apocalyptic number.

111223201032 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

111223201032 is an abundant number, since it is smaller than the sum of its proper divisors (201201574968).

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

111223201032 is a wasteful number, since it uses less digits than its factorization.

111223201032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5785747 (or 5785737 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 111223201032 its reverse (230102322111), we get a palindrome (341325523143).

The spelling of 111223201032 in words is "one hundred eleven billion, two hundred twenty-three million, two hundred one thousand, thirty-two".