43112311321134 has 16 divisors (see below), whose sum is σ = 94063224700800. Its totient is φ = 13064336763960.

The previous prime is 43112311321111. The next prime is 43112311321151.

It is a happy number.

43112311321134 is nontrivially palindromic in base 10.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 326608419034 + ... + 326608419165.

It is an arithmetic number, because the mean of its divisors is an integer number (5878951543800).

Almost surely, 2^{43112311321134} is an apocalyptic number.

43112311321134 is an abundant number, since it is smaller than the sum of its proper divisors (50950913379666).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

43112311321134 is a wasteful number, since it uses less digits than its factorization.

43112311321134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 653216838215.

The product of its digits is 5184, while the sum is 30.

It can be divided in two parts, 4311231 and 1321134, that added together give a palindrome (5632365).

The spelling of 43112311321134 in words is "forty-three trillion, one hundred twelve billion, three hundred eleven million, three hundred twenty-one thousand, one hundred thirty-four".