111153244143 has 16 divisors (see below), whose sum is σ = 148905179136. Its totient is φ = 73751898720.

The previous prime is 111153244141. The next prime is 111153244187. The reversal of 111153244143 is 341442351111.

It is a happy number.

It is not a de Polignac number, because 111153244143 - 2¹ = 111153244141 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 111153244143.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111153244141) 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, 3084238 + ... + 3120068.

It is an arithmetic number, because the mean of its divisors is an integer number (9306573696).

Almost surely, 2^111153244143 is an apocalyptic number.

111153244143 is a deficient number, since it is larger than the sum of its proper divisors (37751934993).

111153244143 is a wasteful number, since it uses less digits than its factorization.

111153244143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40694.

The product of its digits is 5760, while the sum is 30.

Adding to 111153244143 its reverse (341442351111), we get a palindrome (452595595254).

The spelling of 111153244143 in words is "one hundred eleven billion, one hundred fifty-three million, two hundred forty-four thousand, one hundred forty-three".