43122034213 has 8 divisors (see below), whose sum is σ = 44619646680. Its totient is φ = 41625131520.

The previous prime is 43122034139. The next prime is 43122034229. The reversal of 43122034213 is 31243022134.

It can be written as a sum of positive squares in 4 ways, for example, as 27206193249 + 15915840964 = 164943^2 + 126158^2 .

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 43122034213 - 2⁹ = 43122033701 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 (43122034513) 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, 52320 + ... + 298297.

It is an arithmetic number, because the mean of its divisors is an integer number (5577455835).

Almost surely, 2^43122034213 is an apocalyptic number.

It is an amenable number.

43122034213 is a deficient number, since it is larger than the sum of its proper divisors (1497612467).

43122034213 is a wasteful number, since it uses less digits than its factorization.

43122034213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 354887.

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 43122034213 its reverse (31243022134), we get a palindrome (74365056347).

The spelling of 43122034213 in words is "forty-three billion, one hundred twenty-two million, thirty-four thousand, two hundred thirteen".