111243544330 has 32 divisors (see below), whose sum is σ = 206814251520. Its totient is φ = 43037732160.

The previous prime is 111243544327. The next prime is 111243544369. The reversal of 111243544330 is 33445342111.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a junction number, because it is equal to n+sod(n) for n = 111243544292 and 111243544301.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 454297 + ... + 654883.

It is an arithmetic number, because the mean of its divisors is an integer number (6462945360).

Almost surely, 2^111243544330 is an apocalyptic number.

111243544330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

111243544330 is a deficient number, since it is larger than the sum of its proper divisors (95570707190).

111243544330 is a wasteful number, since it uses less digits than its factorization.

111243544330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 202414.

The product of its (nonzero) digits is 17280, while the sum is 31.

Adding to 111243544330 its reverse (33445342111), we get a palindrome (144688886441).

The spelling of 111243544330 in words is "one hundred eleven billion, two hundred forty-three million, five hundred forty-four thousand, three hundred thirty".