34421212443 has 16 divisors (see below), whose sum is σ = 47379608096. Its totient is φ = 22211573760.

The previous prime is 34421212433. The next prime is 34421212477.

34421212443 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 34421212443 - 2¹⁸ = 34420950299 is a prime.

It is a super-2 number, since 2×34421212443² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 34421212443.

It is not an unprimeable number, because it can be changed into a prime (34421212403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 781948 + ... + 824793.

It is an arithmetic number, because the mean of its divisors is an integer number (2961225506).

Almost surely, 2^34421212443 is an apocalyptic number.

34421212443 is a deficient number, since it is larger than the sum of its proper divisors (12958395653).

34421212443 is a wasteful number, since it uses less digits than its factorization.

34421212443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1606974.

The product of its digits is 18432, while the sum is 30.

The spelling of 34421212443 in words is "thirty-four billion, four hundred twenty-one million, two hundred twelve thousand, four hundred forty-three".