111240832135 has 4 divisors (see below), whose sum is σ = 133488998568. Its totient is φ = 88992665704.

The previous prime is 111240832123. The next prime is 111240832151. The reversal of 111240832135 is 531238042111.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 111240832135 - 2⁹ = 111240831623 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 111240832097 and 111240832106.

It is a congruent number.

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, 11124083209 + ... + 11124083218.

It is an arithmetic number, because the mean of its divisors is an integer number (33372249642).

Almost surely, 2^111240832135 is an apocalyptic number.

111240832135 is a deficient number, since it is larger than the sum of its proper divisors (22248166433).

111240832135 is an equidigital number, since it uses as much as digits as its factorization.

111240832135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22248166432.

The product of its (nonzero) digits is 5760, while the sum is 31.

Adding to 111240832135 its reverse (531238042111), we get a palindrome (642478874246).

The spelling of 111240832135 in words is "one hundred eleven billion, two hundred forty million, eight hundred thirty-two thousand, one hundred thirty-five".