211002310202987 has 2 divisors, whose sum is σ = 211002310202988. Its totient is φ = 211002310202986.

The previous prime is 211002310202963. The next prime is 211002310203019. The reversal of 211002310202987 is 789202013200112.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-211002310202987 is a prime.

It is a super-2 number, since 2×211002310202987² (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 211002310202987.

It is not a weakly prime, because it can be changed into another prime (211002310292987) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105501155101493 + 105501155101494.

It is an arithmetic number, because the mean of its divisors is an integer number (105501155101494).

Almost surely, 2^{211002310202987} is an apocalyptic number.

211002310202987 is a deficient number, since it is larger than the sum of its proper divisors (1).

211002310202987 is an equidigital number, since it uses as much as digits as its factorization.

211002310202987 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24192, while the sum is 38.

The spelling of 211002310202987 in words is "two hundred eleven trillion, two billion, three hundred ten million, two hundred two thousand, nine hundred eighty-seven".