211330111030312 has 32 divisors (see below), whose sum is σ = 417107000109600. Its totient is φ = 100101793581504.

The previous prime is 211330111030301. The next prime is 211330111030403. The reversal of 211330111030312 is 213030111033112.

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, 5623618 + ... + 21313969.

It is an arithmetic number, because the mean of its divisors is an integer number (13034593753425).

Almost surely, 2^{211330111030312} is an apocalyptic number.

It is an amenable number.

211330111030312 is a deficient number, since it is larger than the sum of its proper divisors (205776889079288).

211330111030312 is a wasteful number, since it uses less digits than its factorization.

211330111030312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26989225 (or 26989221 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 22.

Adding to 211330111030312 its reverse (213030111033112), we get a palindrome (424360222063424).

The spelling of 211330111030312 in words is "two hundred eleven trillion, three hundred thirty billion, one hundred eleven million, thirty thousand, three hundred twelve".