213110312 has 16 divisors (see below), whose sum is σ = 399739860. Its totient is φ = 106513024.

The previous prime is 213110291. The next prime is 213110347. The reversal of 213110312 is 213011312.

213110312 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 200902276 + 12208036 = 14174^2 + 3494^2 .

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, 30578 + ... + 36894.

Almost surely, 2^213110312 is an apocalyptic number.

It is an amenable number.

213110312 is a deficient number, since it is larger than the sum of its proper divisors (186629548).

213110312 is a wasteful number, since it uses less digits than its factorization.

213110312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10540 (or 10536 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 14.

The square root of 213110312 is about 14598.2982569887. The cubic root of 213110312 is about 597.3123417612.

Adding to 213110312 its reverse (213011312), we get a palindrome (426121624).

The spelling of 213110312 in words is "two hundred thirteen million, one hundred ten thousand, three hundred twelve".