43112232113311 has 16 divisors (see below), whose sum is σ = 45739417845760. Its totient is φ = 40520869552800.

The previous prime is 43112232113287. The next prime is 43112232113323. The reversal of 43112232113311 is 11331123221134.

It is a happy number.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-43112232113311 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 43112232113311.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43112232113011) 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, 187247161 + ... + 187477261.

It is an arithmetic number, because the mean of its divisors is an integer number (2858713615360).

Almost surely, 2^{43112232113311} is an apocalyptic number.

43112232113311 is a deficient number, since it is larger than the sum of its proper divisors (2627185732449).

43112232113311 is a wasteful number, since it uses less digits than its factorization.

43112232113311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 307894.

The product of its digits is 2592, while the sum is 28.

Adding to 43112232113311 its reverse (11331123221134), we get a palindrome (54443355334445).

The spelling of 43112232113311 in words is "forty-three trillion, one hundred twelve billion, two hundred thirty-two million, one hundred thirteen thousand, three hundred eleven".