43421222211 has 8 divisors (see below), whose sum is σ = 57908920080. Its totient is φ = 28940502912.

The previous prime is 43421222203. The next prime is 43421222263. The reversal of 43421222211 is 11222212434.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 43421222211 - 2³ = 43421222203 is a prime.

It is not an unprimeable number, because it can be changed into a prime (43421242211) 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, 1730106 + ... + 1755023.

It is an arithmetic number, because the mean of its divisors is an integer number (7238615010).

Almost surely, 2^43421222211 is an apocalyptic number.

43421222211 is a deficient number, since it is larger than the sum of its proper divisors (14487697869).

43421222211 is a wasteful number, since it uses less digits than its factorization.

43421222211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3489285.

The product of its digits is 1536, while the sum is 24.

Adding to 43421222211 its reverse (11222212434), we get a palindrome (54643434645).

The spelling of 43421222211 in words is "forty-three billion, four hundred twenty-one million, two hundred twenty-two thousand, two hundred eleven".