111232020313020 has 384 divisors, whose sum is σ = 330619149020160. Its totient is φ = 27864068014080.

The previous prime is 111232020313013. The next prime is 111232020313201. The reversal of 111232020313020 is 20313020232111.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 63889729350 + ... + 63889731090.

It is an arithmetic number, because the mean of its divisors is an integer number (860987367240).

Almost surely, 2^{111232020313020} is an apocalyptic number.

111232020313020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 111232020313020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (165309574510080).

111232020313020 is an abundant number, since it is smaller than the sum of its proper divisors (219387128707140).

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

111232020313020 is a wasteful number, since it uses less digits than its factorization.

111232020313020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2925 (or 2923 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 111232020313020 its reverse (20313020232111), we get a palindrome (131545040545131).

The spelling of 111232020313020 in words is "one hundred eleven trillion, two hundred thirty-two billion, twenty million, three hundred thirteen thousand, twenty".