111102022330020 has 72 divisors (see below), whose sum is σ = 337011699528504. Its totient is φ = 29627009753088.

The previous prime is 111102022330007. The next prime is 111102022330049. The reversal of 111102022330020 is 20033220201111.

111102022330020 is a `hidden beast` number, since 1 + 1 + 110 + 202 + 2 + 330 + 0 + 20 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 44900399002176 + 66201623327844 = 6700776^2 + 8136438^2 .

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 = 111102022329975 and 111102022330002.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 26301412 + ... + 30231908.

It is an arithmetic number, because the mean of its divisors is an integer number (4680718049007).

Almost surely, 2^{111102022330020} is an apocalyptic number.

111102022330020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

111102022330020 is an abundant number, since it is smaller than the sum of its proper divisors (225909677198484).

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

111102022330020 is a wasteful number, since it uses less digits than its factorization.

111102022330020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4087549 (or 4087544 counting only the distinct ones).

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

Adding to 111102022330020 its reverse (20033220201111), we get a palindrome (131135242531131).

The spelling of 111102022330020 in words is "one hundred eleven trillion, one hundred two billion, twenty-two million, three hundred thirty thousand, twenty".