111030221120000 has 1200 divisors, whose sum is σ = 350784724325112. Its totient is φ = 34784870400000.

The previous prime is 111030221119969. The next prime is 111030221120047. The reversal of 111030221120000 is 21122030111.

It can be written as a sum of positive squares in 20 ways, for example, as 9398982482176 + 101631238637824 = 3065776^2 + 10081232^2 .

It is a Harshad number since it is a multiple of its sum of digits (14).

It is an unprimeable number.

It is a polite number, since it can be written in 119 ways as a sum of consecutive naturals, for example, 20587837304 + ... + 20587842696.

Almost surely, 2^{111030221120000} is an apocalyptic number.

111030221120000 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 111030221120000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (175392362162556).

111030221120000 is an abundant number, since it is smaller than the sum of its proper divisors (239754503205112).

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

111030221120000 is an equidigital number, since it uses as much as digits as its factorization.

111030221120000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5559 (or 5521 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 14.

Adding to 111030221120000 its reverse (21122030111), we get a palindrome (111051343150111).

The spelling of 111030221120000 in words is "one hundred eleven trillion, thirty billion, two hundred twenty-one million, one hundred twenty thousand".