212404214012 has 24 divisors (see below), whose sum is σ = 388444336896. Its totient is φ = 101525216688.

The previous prime is 212404213997. The next prime is 212404214039. The reversal of 212404214012 is 210412404212.

212404214012 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×212404214012² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

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 in 7 ways as a sum of consecutive naturals, for example, 13129238 + ... + 13145405.

It is an arithmetic number, because the mean of its divisors is an integer number (16185180704).

Almost surely, 2^212404214012 is an apocalyptic number.

It is an amenable number.

212404214012 is a deficient number, since it is larger than the sum of its proper divisors (176040122884).

212404214012 is a wasteful number, since it uses less digits than its factorization.

212404214012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26274737 (or 26274735 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 23.

Adding to 212404214012 its reverse (210412404212), we get a palindrome (422816618224).

The spelling of 212404214012 in words is "two hundred twelve billion, four hundred four million, two hundred fourteen thousand, twelve".