212443004311224 has 32 divisors (see below), whose sum is σ = 531114841051920. Its totient is φ = 70813357400576.

The previous prime is 212443004311171. The next prime is 212443004311273. The reversal of 212443004311224 is 422113400344212.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 59309439 + ... + 62789294.

Almost surely, 2^{212443004311224} is an apocalyptic number.

212443004311224 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

212443004311224 is an abundant number, since it is smaller than the sum of its proper divisors (318671836740696).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

212443004311224 is a wasteful number, since it uses less digits than its factorization.

212443004311224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122171239 (or 122171235 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 33.

Adding to 212443004311224 its reverse (422113400344212), we get a palindrome (634556404655436).

The spelling of 212443004311224 in words is "two hundred twelve trillion, four hundred forty-three billion, four million, three hundred eleven thousand, two hundred twenty-four".