211303023212 has 24 divisors (see below), whose sum is σ = 389275723200. Its totient is φ = 100082339856.

The previous prime is 211303023209. The next prime is 211303023223. The reversal of 211303023212 is 212320303112.

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, 823739 + ... + 1049357.

It is an arithmetic number, because the mean of its divisors is an integer number (16219821800).

Almost surely, 2^211303023212 is an apocalyptic number.

It is an amenable number.

211303023212 is a deficient number, since it is larger than the sum of its proper divisors (177972699988).

211303023212 is a wasteful number, since it uses less digits than its factorization.

211303023212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 237965 (or 237963 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 211303023212 its reverse (212320303112), we get a palindrome (423623326324).

The spelling of 211303023212 in words is "two hundred eleven billion, three hundred three million, twenty-three thousand, two hundred twelve".