211002002149 has 2 divisors, whose sum is σ = 211002002150. Its totient is φ = 211002002148.

The previous prime is 211002002119. The next prime is 211002002173. The reversal of 211002002149 is 941200200112.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 208433337025 + 2568665124 = 456545^2 + 50682^2 .

It is a cyclic number.

It is not a de Polignac number, because 211002002149 - 2¹¹ = 211002000101 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (211002002119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105501001074 + 105501001075.

It is an arithmetic number, because the mean of its divisors is an integer number (105501001075).

Almost surely, 2^211002002149 is an apocalyptic number.

It is an amenable number.

211002002149 is a deficient number, since it is larger than the sum of its proper divisors (1).

211002002149 is an equidigital number, since it uses as much as digits as its factorization.

211002002149 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 288, while the sum is 22.

The spelling of 211002002149 in words is "two hundred eleven billion, two million, two thousand, one hundred forty-nine".