211043342331212 has 24 divisors (see below), whose sum is σ = 371336250062400. Its totient is φ = 104947971806160.

The previous prime is 211043342331197. The next prime is 211043342331281. The reversal of 211043342331212 is 212133243340112.

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, 86409962 + ... + 88818737.

It is an arithmetic number, because the mean of its divisors is an integer number (15472343752600).

Almost surely, 2^{211043342331212} is an apocalyptic number.

It is an amenable number.

211043342331212 is a deficient number, since it is larger than the sum of its proper divisors (160292907731188).

211043342331212 is a wasteful number, since it uses less digits than its factorization.

211043342331212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 175230341 (or 175230339 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 32.

Adding to 211043342331212 its reverse (212133243340112), we get a palindrome (423176585671324).

The spelling of 211043342331212 in words is "two hundred eleven trillion, forty-three billion, three hundred forty-two million, three hundred thirty-one thousand, two hundred twelve".