111411242216 has 8 divisors (see below), whose sum is σ = 208896079170. Its totient is φ = 55705621104.

The previous prime is 111411242207. The next prime is 111411242249. The reversal of 111411242216 is 612242114111.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 60314448100 + 51096794116 = 245590^2 + 226046^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×111411242216² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6963202631 + ... + 6963202646.

Almost surely, 2^111411242216 is an apocalyptic number.

It is an amenable number.

111411242216 is a deficient number, since it is larger than the sum of its proper divisors (97484836954).

111411242216 is a wasteful number, since it uses less digits than its factorization.

111411242216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13926405283 (or 13926405279 counting only the distinct ones).

The product of its digits is 768, while the sum is 26.

Adding to 111411242216 its reverse (612242114111), we get a palindrome (723653356327).

The spelling of 111411242216 in words is "one hundred eleven billion, four hundred eleven million, two hundred forty-two thousand, two hundred sixteen".