43212411222311 has 2 divisors, whose sum is σ = 43212411222312. Its totient is φ = 43212411222310.

The previous prime is 43212411222217. The next prime is 43212411222359. The reversal of 43212411222311 is 11322211421234.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-43212411222311 is a prime.

It is a super-2 number, since 2×43212411222311² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (43212411222361) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21606205611155 + 21606205611156.

It is an arithmetic number, because the mean of its divisors is an integer number (21606205611156).

Almost surely, 2^{43212411222311} is an apocalyptic number.

43212411222311 is a deficient number, since it is larger than the sum of its proper divisors (1).

43212411222311 is an equidigital number, since it uses as much as digits as its factorization.

43212411222311 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4608, while the sum is 29.

Adding to 43212411222311 its reverse (11322211421234), we get a palindrome (54534622643545).

The spelling of 43212411222311 in words is "forty-three trillion, two hundred twelve billion, four hundred eleven million, two hundred twenty-two thousand, three hundred eleven".