111320315530 has 16 divisors (see below), whose sum is σ = 207286105320. Its totient is φ = 42992673472.

The previous prime is 111320315453. The next prime is 111320315611. The reversal of 111320315530 is 35513023111.

111320315530 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 99176495929 + 12143819601 = 314923^2 + 110199^2 .

It is a junction number, because it is equal to n+sod(n) for n = 111320315495 and 111320315504.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 191931289 + ... + 191931868.

Almost surely, 2^111320315530 is an apocalyptic number.

111320315530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

111320315530 is a deficient number, since it is larger than the sum of its proper divisors (95965789790).

111320315530 is a wasteful number, since it uses less digits than its factorization.

111320315530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 383863193.

The product of its (nonzero) digits is 1350, while the sum is 25.

Adding to 111320315530 its reverse (35513023111), we get a palindrome (146833338641).

The spelling of 111320315530 in words is "one hundred eleven billion, three hundred twenty million, three hundred fifteen thousand, five hundred thirty".