211310320011312 has 20 divisors (see below), whose sum is σ = 545884993362680. Its totient is φ = 70436773337088.

The previous prime is 211310320011289. The next prime is 211310320011313. The reversal of 211310320011312 is 213110023013112.

It is a super-2 number, since 2×211310320011312² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (211310320011313) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2201149166737 + ... + 2201149166832.

It is an arithmetic number, because the mean of its divisors is an integer number (27294249668134).

Almost surely, 2^{211310320011312} is an apocalyptic number.

It is an amenable number.

211310320011312 is an abundant number, since it is smaller than the sum of its proper divisors (334574673351368).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

211310320011312 is a wasteful number, since it uses less digits than its factorization.

211310320011312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4402298333580 (or 4402298333574 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 21.

Adding to 211310320011312 its reverse (213110023013112), we get a palindrome (424420343024424).

The spelling of 211310320011312 in words is "two hundred eleven trillion, three hundred ten billion, three hundred twenty million, eleven thousand, three hundred twelve".