211433123212 has 6 divisors (see below), whose sum is σ = 370007965628. Its totient is φ = 105716561604.

The previous prime is 211433123189. The next prime is 211433123243. The reversal of 211433123212 is 212321334112.

211433123212 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, 26429140398 + ... + 26429140405.

Almost surely, 2^211433123212 is an apocalyptic number.

It is an amenable number.

211433123212 is a deficient number, since it is larger than the sum of its proper divisors (158574842416).

211433123212 is a wasteful number, since it uses less digits than its factorization.

211433123212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52858280807 (or 52858280805 counting only the distinct ones).

The product of its digits is 1728, while the sum is 25.

Adding to 211433123212 its reverse (212321334112), we get a palindrome (423754457324).

The spelling of 211433123212 in words is "two hundred eleven billion, four hundred thirty-three million, one hundred twenty-three thousand, two hundred twelve".