32020111120 has 160 divisors (see below), whose sum is σ = 79374919680. Its totient is φ = 11995975680.

The previous prime is 32020111117. The next prime is 32020111129. The reversal of 32020111120 is 2111102023.

It is a super-2 number, since 2×32020111120² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 32020111120.

It is not an unprimeable number, because it can be changed into a prime (32020111129) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8168521 + ... + 8172439.

It is an arithmetic number, because the mean of its divisors is an integer number (496093248).

Almost surely, 2^32020111120 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 32020111120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (39687459840).

32020111120 is an abundant number, since it is smaller than the sum of its proper divisors (47354808560).

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

32020111120 is a wasteful number, since it uses less digits than its factorization.

32020111120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4073 (or 4067 counting only the distinct ones).

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

Adding to 32020111120 its reverse (2111102023), we get a palindrome (34131213143).

The spelling of 32020111120 in words is "thirty-two billion, twenty million, one hundred eleven thousand, one hundred twenty".