111010220032 has 96 divisors (see below), whose sum is σ = 227835447840. Its totient is φ = 54045573120.

The previous prime is 111010219967. The next prime is 111010220039. The reversal of 111010220032 is 230022010111.

It is a junction number, because it is equal to n+sod(n) for n = 111010219994 and 111010220021.

It is not an unprimeable number, because it can be changed into a prime (111010220039) 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, 31084807 + ... + 31088377.

It is an arithmetic number, because the mean of its divisors is an integer number (2373285915).

Almost surely, 2^111010220032 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 111010220032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (113917723920).

111010220032 is an abundant number, since it is smaller than the sum of its proper divisors (116825227808).

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

111010220032 is an equidigital number, since it uses as much as digits as its factorization.

111010220032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3989 (or 3969 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 13.

Adding to 111010220032 its reverse (230022010111), we get a palindrome (341032230143).

The spelling of 111010220032 in words is "one hundred eleven billion, ten million, two hundred twenty thousand, thirty-two".