43121322312134 has 96 divisors (see below), whose sum is σ = 78861980163456. Its totient is φ = 17474506525440.

The previous prime is 43121322312119. The next prime is 43121322312139.

43121322312134 is nontrivially palindromic in base 10.

It is a self number, because there is not a number n which added to its sum of digits gives 43121322312134.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43121322312139) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1485544529 + ... + 1485573555.

It is an arithmetic number, because the mean of its divisors is an integer number (821478960036).

Almost surely, 2^{43121322312134} is an apocalyptic number.

43121322312134 is a deficient number, since it is larger than the sum of its proper divisors (35740657851322).

43121322312134 is a wasteful number, since it uses less digits than its factorization.

43121322312134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40098 (or 40079 counting only the distinct ones).

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

It can be divided in two parts, 4312132 and 2312134, that added together give a palindrome (6624266).

The spelling of 43121322312134 in words is "forty-three trillion, one hundred twenty-one billion, three hundred twenty-two million, three hundred twelve thousand, one hundred thirty-four".