111403351216 has 20 divisors (see below), whose sum is σ = 215980738600. Its totient is φ = 55666386432.

The previous prime is 111403351193. The next prime is 111403351247. The reversal of 111403351216 is 612153304111.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2179521 + ... + 2230048.

It is an arithmetic number, because the mean of its divisors is an integer number (10799036930).

Almost surely, 2^111403351216 is an apocalyptic number.

111403351216 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

111403351216 is a deficient number, since it is larger than the sum of its proper divisors (104577387384).

111403351216 is a wasteful number, since it uses less digits than its factorization.

111403351216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4411156 (or 4411150 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 28.

Adding to 111403351216 its reverse (612153304111), we get a palindrome (723556655327).

The spelling of 111403351216 in words is "one hundred eleven billion, four hundred three million, three hundred fifty-one thousand, two hundred sixteen".