212243342212 has 48 divisors (see below), whose sum is σ = 413741385792. Its totient is φ = 94457940480.

The previous prime is 212243342191. The next prime is 212243342249.

212243342212 is nontrivially palindromic in base 10.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 198883 + ... + 681205.

It is an arithmetic number, because the mean of its divisors is an integer number (8619612204).

Almost surely, 2^212243342212 is an apocalyptic number.

212243342212 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

212243342212 is a deficient number, since it is larger than the sum of its proper divisors (201498043580).

212243342212 is a wasteful number, since it uses less digits than its factorization.

212243342212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 482548 (or 482546 counting only the distinct ones).

The product of its digits is 9216, while the sum is 28.

It can be divided in two parts, 212243 and 342212, that added together give a palindrome (554455).

The spelling of 212243342212 in words is "two hundred twelve billion, two hundred forty-three million, three hundred forty-two thousand, two hundred twelve".