2002020221269 has 2 divisors, whose sum is σ = 2002020221270. Its totient is φ = 2002020221268.

The previous prime is 2002020221147. The next prime is 2002020221293. The reversal of 2002020221269 is 9621220202002.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1981042175025 + 20978046244 = 1407495^2 + 144838^2 .

It is a cyclic number.

It is not a de Polignac number, because 2002020221269 - 2¹³ = 2002020213077 is a prime.

It is a super-2 number, since 2×2002020221269² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2002020221969) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1001010110634 + 1001010110635.

It is an arithmetic number, because the mean of its divisors is an integer number (1001010110635).

Almost surely, 2^{2002020221269} is an apocalyptic number.

It is an amenable number.

2002020221269 is a deficient number, since it is larger than the sum of its proper divisors (1).

2002020221269 is an equidigital number, since it uses as much as digits as its factorization.

2002020221269 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3456, while the sum is 28.

The spelling of 2002020221269 in words is "two trillion, two billion, twenty million, two hundred twenty-one thousand, two hundred sixty-nine".