211031322230311 has 8 divisors (see below), whose sum is σ = 232253297516304. Its totient is φ = 190148898549120.

The previous prime is 211031322230269. The next prime is 211031322230341. The reversal of 211031322230311 is 113032223130112.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 211031322230311 - 2²¹ = 211031320133159 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211031322230341) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 84887899896 + ... + 84887902381.

It is an arithmetic number, because the mean of its divisors is an integer number (29031662189538).

Almost surely, 2^{211031322230311} is an apocalyptic number.

211031322230311 is a deficient number, since it is larger than the sum of its proper divisors (21221975285993).

211031322230311 is a wasteful number, since it uses less digits than its factorization.

211031322230311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 169775802401.

The product of its (nonzero) digits is 1296, while the sum is 25.

Adding to 211031322230311 its reverse (113032223130112), we get a palindrome (324063545360423).

The spelling of 211031322230311 in words is "two hundred eleven trillion, thirty-one billion, three hundred twenty-two million, two hundred thirty thousand, three hundred eleven".