111543530230 has 64 divisors (see below), whose sum is σ = 224868669696. Its totient is φ = 39491920000.

The previous prime is 111543530221. The next prime is 111543530257. The reversal of 111543530230 is 32035345111.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 690705 + ... + 836755.

It is an arithmetic number, because the mean of its divisors is an integer number (3513572964).

Almost surely, 2^111543530230 is an apocalyptic number.

111543530230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

111543530230 is an abundant number, since it is smaller than the sum of its proper divisors (113325139466).

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

111543530230 is a wasteful number, since it uses less digits than its factorization.

111543530230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 146253.

The product of its (nonzero) digits is 5400, while the sum is 28.

Adding to 111543530230 its reverse (32035345111), we get a palindrome (143578875341).

The spelling of 111543530230 in words is "one hundred eleven billion, five hundred forty-three million, five hundred thirty thousand, two hundred thirty".