202020110221219 has 2 divisors, whose sum is σ = 202020110221220. Its totient is φ = 202020110221218.

The previous prime is 202020110221117. The next prime is 202020110221229. The reversal of 202020110221219 is 912122011020202.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 202020110221219 - 2¹¹ = 202020110219171 is a prime.

It is a super-2 number, since 2×202020110221219² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 202020110221193 and 202020110221202.

It is not a weakly prime, because it can be changed into another prime (202020110221229) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101010055110609 + 101010055110610.

It is an arithmetic number, because the mean of its divisors is an integer number (101010055110610).

Almost surely, 2^{202020110221219} is an apocalyptic number.

202020110221219 is a deficient number, since it is larger than the sum of its proper divisors (1).

202020110221219 is an equidigital number, since it uses as much as digits as its factorization.

202020110221219 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 576, while the sum is 25.

The spelling of 202020110221219 in words is "two hundred two trillion, twenty billion, one hundred ten million, two hundred twenty-one thousand, two hundred nineteen".