2021020202119 has 2 divisors, whose sum is σ = 2021020202120. Its totient is φ = 2021020202118.

The previous prime is 2021020202081. The next prime is 2021020202141. The reversal of 2021020202119 is 9112020201202.

It is an a-pointer prime, because the next prime (2021020202141) can be obtained adding 2021020202119 to its sum of digits (22).

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2021020202119 - 2¹⁵ = 2021020169351 is a prime.

It is a super-2 number, since 2×2021020202119² (a number of 25 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 2021020202119.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2021020200119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1010510101059 + 1010510101060.

It is an arithmetic number, because the mean of its divisors is an integer number (1010510101060).

Almost surely, 2^{2021020202119} is an apocalyptic number.

2021020202119 is a deficient number, since it is larger than the sum of its proper divisors (1).

2021020202119 is an equidigital number, since it uses as much as digits as its factorization.

2021020202119 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 22.

The spelling of 2021020202119 in words is "two trillion, twenty-one billion, twenty million, two hundred two thousand, one hundred nineteen".