111023221454244 has 192 divisors, whose sum is σ = 316763758080000. Its totient is φ = 33349087497600.

The previous prime is 111023221454147. The next prime is 111023221454261. The reversal of 111023221454244 is 442454122320111.

111023221454244 is a `hidden beast` number, since 1 + 1 + 1 + 0 + 2 + 3 + 221 + 4 + 5 + 424 + 4 = 666.

It is a super-2 number, since 2×111023221454244² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 111023221454199 and 111023221454208.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 62548507 + ... + 64299005.

It is an arithmetic number, because the mean of its divisors is an integer number (1649811240000).

Almost surely, 2^{111023221454244} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 111023221454244, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (158381879040000).

111023221454244 is an abundant number, since it is smaller than the sum of its proper divisors (205740536625756).

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

111023221454244 is a wasteful number, since it uses less digits than its factorization.

111023221454244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1750991 (or 1750983 counting only the distinct ones).

The product of its (nonzero) digits is 61440, while the sum is 36.

Adding to 111023221454244 its reverse (442454122320111), we get a palindrome (553477343774355).

The spelling of 111023221454244 in words is "one hundred eleven trillion, twenty-three billion, two hundred twenty-one million, four hundred fifty-four thousand, two hundred forty-four".