211332113031287 has 2 divisors, whose sum is σ = 211332113031288. Its totient is φ = 211332113031286.

The previous prime is 211332113031227. The next prime is 211332113031313. The reversal of 211332113031287 is 782130311233112.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 211332113031287 - 2¹⁰ = 211332113030263 is a prime.

It is a super-2 number, since 2×211332113031287² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 211332113031287.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (211332113031227) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105666056515643 + 105666056515644.

It is an arithmetic number, because the mean of its divisors is an integer number (105666056515644).

Almost surely, 2^{211332113031287} is an apocalyptic number.

211332113031287 is a deficient number, since it is larger than the sum of its proper divisors (1).

211332113031287 is an equidigital number, since it uses as much as digits as its factorization.

211332113031287 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36288, while the sum is 38.

Adding to 211332113031287 its reverse (782130311233112), we get a palindrome (993462424264399).

The spelling of 211332113031287 in words is "two hundred eleven trillion, three hundred thirty-two billion, one hundred thirteen million, thirty-one thousand, two hundred eighty-seven".