111601130460 has 48 divisors (see below), whose sum is σ = 330864530976. Its totient is φ = 28009695232.

The previous prime is 111601130419. The next prime is 111601130489. The reversal of 111601130460 is 64031106111.

It is a self number, because there is not a number n which added to its sum of digits gives 111601130460.

It is a congruent number.

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, 54705417 + ... + 54707456.

It is an arithmetic number, because the mean of its divisors is an integer number (6893011062).

Almost surely, 2^111601130460 is an apocalyptic number.

111601130460 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

111601130460 is an abundant number, since it is smaller than the sum of its proper divisors (219263400516).

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

111601130460 is a wasteful number, since it uses less digits than its factorization.

111601130460 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109412902 (or 109412900 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 24.

Adding to 111601130460 its reverse (64031106111), we get a palindrome (175632236571).

The spelling of 111601130460 in words is "one hundred eleven billion, six hundred one million, one hundred thirty thousand, four hundred sixty".