43004131422211 has 2 divisors, whose sum is σ = 43004131422212. Its totient is φ = 43004131422210.

The previous prime is 43004131422191. The next prime is 43004131422221. The reversal of 43004131422211 is 11222413140034.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-43004131422211 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 43004131422211.

It is not a weakly prime, because it can be changed into another prime (43004131422221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21502065711105 + 21502065711106.

It is an arithmetic number, because the mean of its divisors is an integer number (21502065711106).

Almost surely, 2^{43004131422211} is an apocalyptic number.

43004131422211 is a deficient number, since it is larger than the sum of its proper divisors (1).

43004131422211 is an equidigital number, since it uses as much as digits as its factorization.

43004131422211 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4608, while the sum is 28.

Adding to 43004131422211 its reverse (11222413140034), we get a palindrome (54226544562245).

The spelling of 43004131422211 in words is "forty-three trillion, four billion, one hundred thirty-one million, four hundred twenty-two thousand, two hundred eleven".