111213333021120 has 672 divisors, whose sum is σ = 392565693058560. Its totient is φ = 26652865536000.

The previous prime is 111213333021079. The next prime is 111213333021121. The reversal of 111213333021120 is 21120333312111.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111213333021121) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 8013058341 + ... + 8013072219.

It is an arithmetic number, because the mean of its divisors is an integer number (584175138480).

Almost surely, 2^{111213333021120} is an apocalyptic number.

111213333021120 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 111213333021120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (196282846529280).

111213333021120 is an abundant number, since it is smaller than the sum of its proper divisors (281352360037440).

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

111213333021120 is a wasteful number, since it uses less digits than its factorization.

111213333021120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14705 (or 14684 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 24.

Adding to 111213333021120 its reverse (21120333312111), we get a palindrome (132333666333231).

The spelling of 111213333021120 in words is "one hundred eleven trillion, two hundred thirteen billion, three hundred thirty-three million, twenty-one thousand, one hundred twenty".