312230210211 has 6 divisors (see below), whose sum is σ = 450999192540. Its totient is φ = 208153473468.

The previous prime is 312230210209. The next prime is 312230210231. The reversal of 312230210211 is 112012032213.

312230210211 is a `hidden beast` number, since 3 + 12 + 230 + 210 + 211 = 666.

It is not a de Polignac number, because 312230210211 - 2¹ = 312230210209 is a prime.

It is not an unprimeable number, because it can be changed into a prime (312230210231) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 17346122781 + ... + 17346122798.

It is an arithmetic number, because the mean of its divisors is an integer number (75166532090).

Almost surely, 2^312230210211 is an apocalyptic number.

312230210211 is a deficient number, since it is larger than the sum of its proper divisors (138768982329).

312230210211 is a wasteful number, since it uses less digits than its factorization.

312230210211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34692245585 (or 34692245582 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 312230210211 its reverse (112012032213), we get a palindrome (424242242424).

The spelling of 312230210211 in words is "three hundred twelve billion, two hundred thirty million, two hundred ten thousand, two hundred eleven".