43312121233141 has 8 divisors (see below), whose sum is σ = 43343913743064. Its totient is φ = 43280334643200.

The previous prime is 43312121233037. The next prime is 43312121233187. The reversal of 43312121233141 is 14133212121334.

It can be written as a sum of positive squares in 4 ways, for example, as 2118637446916 + 41193483786225 = 1455554^2 + 6418215^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 43312121233141 - 2⁷ = 43312121233013 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43312121243141) 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, 13211365 + ... + 16160581.

It is an arithmetic number, because the mean of its divisors is an integer number (5417989217883).

Almost surely, 2^{43312121233141} is an apocalyptic number.

It is an amenable number.

43312121233141 is a deficient number, since it is larger than the sum of its proper divisors (31792509923).

43312121233141 is a wasteful number, since it uses less digits than its factorization.

43312121233141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2959991.

The product of its digits is 10368, while the sum is 31.

Adding to 43312121233141 its reverse (14133212121334), we get a palindrome (57445333354475).

The spelling of 43312121233141 in words is "forty-three trillion, three hundred twelve billion, one hundred twenty-one million, two hundred thirty-three thousand, one hundred forty-one".