212210303212 has 12 divisors (see below), whose sum is σ = 383347644736. Its totient is φ = 102682404720.

The previous prime is 212210303197. The next prime is 212210303269. The reversal of 212210303212 is 212303012212.

It is a self number, because there is not a number n which added to its sum of digits gives 212210303212.

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, 855686583 + ... + 855686830.

Almost surely, 2^212210303212 is an apocalyptic number.

It is an amenable number.

212210303212 is a deficient number, since it is larger than the sum of its proper divisors (171137341524).

212210303212 is a wasteful number, since it uses less digits than its factorization.

212210303212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1711373448 (or 1711373446 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 212210303212 its reverse (212303012212), we get a palindrome (424513315424).

The spelling of 212210303212 in words is "two hundred twelve billion, two hundred ten million, three hundred three thousand, two hundred twelve".