211315312246352 has 10 divisors (see below), whose sum is σ = 409423417477338. Its totient is φ = 105657656123168.

The previous prime is 211315312246237. The next prime is 211315312246361. The reversal of 211315312246352 is 253642213513112.

It can be written as a sum of positive squares in only one way, i.e., 113776696891456 + 97538615354896 = 10666616^2 + 9876164^2 .

It is a super-2 number, since 2×211315312246352² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6603603507683 + ... + 6603603507714.

Almost surely, 2^{211315312246352} is an apocalyptic number.

It is an amenable number.

211315312246352 is a deficient number, since it is larger than the sum of its proper divisors (198108105230986).

211315312246352 is a wasteful number, since it uses less digits than its factorization.

211315312246352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13207207015405 (or 13207207015399 counting only the distinct ones).

The product of its digits is 259200, while the sum is 41.

Adding to 211315312246352 its reverse (253642213513112), we get a palindrome (464957525759464).

The spelling of 211315312246352 in words is "two hundred eleven trillion, three hundred fifteen billion, three hundred twelve million, two hundred forty-six thousand, three hundred fifty-two".