111231534532 has 12 divisors (see below), whose sum is σ = 197119175680. Its totient is φ = 54911770056.

The previous prime is 111231534521. The next prime is 111231534587. The reversal of 111231534532 is 235435132111.

111231534532 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 111231534494 and 111231534503.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 175998948 + ... + 175999579.

Almost surely, 2^111231534532 is an apocalyptic number.

It is an amenable number.

111231534532 is a deficient number, since it is larger than the sum of its proper divisors (85887641148).

111231534532 is a wasteful number, since it uses less digits than its factorization.

111231534532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 351998610 (or 351998608 counting only the distinct ones).

The product of its digits is 10800, while the sum is 31.

Adding to 111231534532 its reverse (235435132111), we get a palindrome (346666666643).

The spelling of 111231534532 in words is "one hundred eleven billion, two hundred thirty-one million, five hundred thirty-four thousand, five hundred thirty-two".