111223120032 has 96 divisors (see below), whose sum is σ = 328844799360. Its totient is φ = 36566484480.

The previous prime is 111223119947. The next prime is 111223120103. The reversal of 111223120032 is 230021322111.

It is a tau number, because it is divible by the number of its divisors (96).

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 = 111223119987 and 111223120014.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 818644 + ... + 944787.

It is an arithmetic number, because the mean of its divisors is an integer number (3425466660).

Almost surely, 2^111223120032 is an apocalyptic number.

111223120032 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

111223120032 is an abundant number, since it is smaller than the sum of its proper divisors (217621679328).

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

111223120032 is a wasteful number, since it uses less digits than its factorization.

111223120032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1763523 (or 1763509 counting only the distinct ones).

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

Adding to 111223120032 its reverse (230021322111), we get a palindrome (341244442143).

The spelling of 111223120032 in words is "one hundred eleven billion, two hundred twenty-three million, one hundred twenty thousand, thirty-two".