111222241240000 has 560 divisors, whose sum is σ = 313354185762816. Its totient is φ = 38796710400000.

The previous prime is 111222241239997. The next prime is 111222241240049. The reversal of 111222241240000 is 42142222111.

111222241240000 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 1155831889 + ... + 1155928111.

Almost surely, 2^{111222241240000} is an apocalyptic number.

111222241240000 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 111222241240000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (156677092881408).

111222241240000 is an abundant number, since it is smaller than the sum of its proper divisors (202131944522816).

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

111222241240000 is an equidigital number, since it uses as much as digits as its factorization.

111222241240000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96374 (or 96349 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 22.

Adding to 111222241240000 its reverse (42142222111), we get a palindrome (111264383462111).

The spelling of 111222241240000 in words is "one hundred eleven trillion, two hundred twenty-two billion, two hundred forty-one million, two hundred forty thousand".