43420443420212 has 12 divisors (see below), whose sum is σ = 75987910486656. Its totient is φ = 21709611852600.

The previous prime is 43420443420203. The next prime is 43420443420281. The reversal of 43420443420212 is 21202434402434.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 152304164 + ... + 152588987.

It is an arithmetic number, because the mean of its divisors is an integer number (6332325873888).

Almost surely, 2^{43420443420212} is an apocalyptic number.

It is an amenable number.

43420443420212 is a deficient number, since it is larger than the sum of its proper divisors (32567467066444).

43420443420212 is a wasteful number, since it uses less digits than its factorization.

43420443420212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 304928758 (or 304928756 counting only the distinct ones).

The product of its (nonzero) digits is 147456, while the sum is 35.

Adding to 43420443420212 its reverse (21202434402434), we get a palindrome (64622877822646).

The spelling of 43420443420212 in words is "forty-three trillion, four hundred twenty billion, four hundred forty-three million, four hundred twenty thousand, two hundred twelve".