212023240012 has 6 divisors (see below), whose sum is σ = 371040670028. Its totient is φ = 106011620004.

The previous prime is 212023240001. The next prime is 212023240111. The reversal of 212023240012 is 210042320212.

212023240012 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26502904998 + ... + 26502905005.

Almost surely, 2^212023240012 is an apocalyptic number.

It is an amenable number.

212023240012 is a deficient number, since it is larger than the sum of its proper divisors (159017430016).

212023240012 is a wasteful number, since it uses less digits than its factorization.

212023240012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53005810007 (or 53005810005 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 19.

Adding to 212023240012 its reverse (210042320212), we get a palindrome (422065560224).

The spelling of 212023240012 in words is "two hundred twelve billion, twenty-three million, two hundred forty thousand, twelve".