111102303243 has 16 divisors (see below), whose sum is σ = 148329432576. Its totient is φ = 73971756960.

The previous prime is 111102303227. The next prime is 111102303253. The reversal of 111102303243 is 342303201111.

It is not a de Polignac number, because 111102303243 - 2⁴ = 111102303227 is a prime.

It is not an unprimeable number, because it can be changed into a prime (111102303203) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7947646 + ... + 7961612.

It is an arithmetic number, because the mean of its divisors is an integer number (9270589536).

Almost surely, 2^111102303243 is an apocalyptic number.

111102303243 is a deficient number, since it is larger than the sum of its proper divisors (37227129333).

111102303243 is a wasteful number, since it uses less digits than its factorization.

111102303243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17234.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 111102303243 its reverse (342303201111), we get a palindrome (453405504354).

The spelling of 111102303243 in words is "one hundred eleven billion, one hundred two million, three hundred three thousand, two hundred forty-three".