111343445512 has 16 divisors (see below), whose sum is σ = 224828111340. Its totient is φ = 51389282496.

The previous prime is 111343445509. The next prime is 111343445527. The reversal of 111343445512 is 215544343111.

It can be written as a sum of positive squares in 2 ways, for example, as 102429442116 + 8914003396 = 320046^2 + 94414^2 .

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, 535304923 + ... + 535305130.

Almost surely, 2^111343445512 is an apocalyptic number.

It is an amenable number.

111343445512 is an abundant number, since it is smaller than the sum of its proper divisors (113484665828).

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

111343445512 is a wasteful number, since it uses less digits than its factorization.

111343445512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1070610072 (or 1070610068 counting only the distinct ones).

The product of its digits is 28800, while the sum is 34.

Adding to 111343445512 its reverse (215544343111), we get a palindrome (326887788623).

The spelling of 111343445512 in words is "one hundred eleven billion, three hundred forty-three million, four hundred forty-five thousand, five hundred twelve".