111402443135 has 8 divisors (see below), whose sum is σ = 133694156016. Its totient is φ = 89114471680.

The previous prime is 111402443129. The next prime is 111402443137. The reversal of 111402443135 is 531344204111.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-111402443135 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 111402443098 and 111402443107.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111402443137) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 869426 + ... + 989295.

It is an arithmetic number, because the mean of its divisors is an integer number (16711769502).

Almost surely, 2^111402443135 is an apocalyptic number.

111402443135 is a deficient number, since it is larger than the sum of its proper divisors (22291712881).

111402443135 is a wasteful number, since it uses less digits than its factorization.

111402443135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1870713.

The product of its (nonzero) digits is 5760, while the sum is 29.

Adding to 111402443135 its reverse (531344204111), we get a palindrome (642746647246).

The spelling of 111402443135 in words is "one hundred eleven billion, four hundred two million, four hundred forty-three thousand, one hundred thirty-five".