111011332020330 has 128 divisors (see below), whose sum is σ = 312312132288000. Its totient is φ = 25242546696192.

The previous prime is 111011332020287. The next prime is 111011332020331. The reversal of 111011332020330 is 33020233110111.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a junction number, because it is equal to n+sod(n) for n = 111011332020297 and 111011332020306.

It is not an unprimeable number, because it can be changed into a prime (111011332020331) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 25962925 + ... + 29934864.

It is an arithmetic number, because the mean of its divisors is an integer number (2439938533500).

Almost surely, 2^{111011332020330} is an apocalyptic number.

111011332020330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

111011332020330 is an abundant number, since it is smaller than the sum of its proper divisors (201300800267670).

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

111011332020330 is a wasteful number, since it uses less digits than its factorization.

111011332020330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55898013 (or 55897999 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 21.

Adding to 111011332020330 its reverse (33020233110111), we get a palindrome (144031565130441).

The spelling of 111011332020330 in words is "one hundred eleven trillion, eleven billion, three hundred thirty-two million, twenty thousand, three hundred thirty".