43212416013131 has 4 divisors (see below), whose sum is σ = 43213833169392. Its totient is φ = 43210998856872.

The previous prime is 43212416013121. The next prime is 43212416013149. The reversal of 43212416013131 is 13131061421234.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 43212416013131 - 2¹⁴ = 43212415996747 is a prime.

It is a super-2 number, since 2×43212416013131² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (43212416013121) 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, 708532391 + ... + 708593376.

It is an arithmetic number, because the mean of its divisors is an integer number (10803458292348).

Almost surely, 2^{43212416013131} is an apocalyptic number.

43212416013131 is a deficient number, since it is larger than the sum of its proper divisors (1417156261).

43212416013131 is a wasteful number, since it uses less digits than its factorization.

43212416013131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1417156260.

The product of its (nonzero) digits is 10368, while the sum is 32.

Adding to 43212416013131 its reverse (13131061421234), we get a palindrome (56343477434365).

The spelling of 43212416013131 in words is "forty-three trillion, two hundred twelve billion, four hundred sixteen million, thirteen thousand, one hundred thirty-one".