43112240334113 has 4 divisors (see below), whose sum is σ = 43112284663488. Its totient is φ = 43112196004740.

The previous prime is 43112240334071. The next prime is 43112240334169. The reversal of 43112240334113 is 31143304221134.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 43112240334113 - 2²⁰ = 43112239285537 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 43112240334113.

It is not an unprimeable number, because it can be changed into a prime (43112240334613) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20672381 + ... + 22662122.

It is an arithmetic number, because the mean of its divisors is an integer number (10778071165872).

Almost surely, 2^{43112240334113} is an apocalyptic number.

It is an amenable number.

43112240334113 is a deficient number, since it is larger than the sum of its proper divisors (44329375).

43112240334113 is an equidigital number, since it uses as much as digits as its factorization.

43112240334113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44329374.

The product of its (nonzero) digits is 20736, while the sum is 32.

Adding to 43112240334113 its reverse (31143304221134), we get a palindrome (74255544555247).

The spelling of 43112240334113 in words is "forty-three trillion, one hundred twelve billion, two hundred forty million, three hundred thirty-four thousand, one hundred thirteen".