43312123411 has 4 divisors (see below), whose sum is σ = 43426403800. Its totient is φ = 43197843024.

The previous prime is 43312123403. The next prime is 43312123429. The reversal of 43312123411 is 11432121334.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 11432121334 = 2 ⋅5716060667.

It is a cyclic number.

It is not a de Polignac number, because 43312123411 - 2³ = 43312123403 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (43312123441) 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, 57139626 + ... + 57140383.

It is an arithmetic number, because the mean of its divisors is an integer number (10856600950).

Almost surely, 2^43312123411 is an apocalyptic number.

43312123411 is a deficient number, since it is larger than the sum of its proper divisors (114280389).

43312123411 is a wasteful number, since it uses less digits than its factorization.

43312123411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114280388.

The product of its digits is 1728, while the sum is 25.

Adding to 43312123411 its reverse (11432121334), we get a palindrome (54744244745).

The spelling of 43312123411 in words is "forty-three billion, three hundred twelve million, one hundred twenty-three thousand, four hundred eleven".