940002002201 has 2 divisors, whose sum is σ = 940002002202. Its totient is φ = 940002002200.

The previous prime is 940002002189. The next prime is 940002002209. The reversal of 940002002201 is 102200200049.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 913400718400 + 26601283801 = 955720^2 + 163099^2 .

It is an emirp because it is prime and its reverse (102200200049) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 940002002201 - 2¹⁸ = 940001740057 is a prime.

It is not a weakly prime, because it can be changed into another prime (940002002209) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 470001001100 + 470001001101.

It is an arithmetic number, because the mean of its divisors is an integer number (470001001101).

Almost surely, 2^940002002201 is an apocalyptic number.

It is an amenable number.

940002002201 is a deficient number, since it is larger than the sum of its proper divisors (1).

940002002201 is an equidigital number, since it uses as much as digits as its factorization.

940002002201 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 288, while the sum is 20.

The spelling of 940002002201 in words is "nine hundred forty billion, two million, two thousand, two hundred one".