202020110069 has 2 divisors, whose sum is σ = 202020110070. Its totient is φ = 202020110068.

The previous prime is 202020110021. The next prime is 202020110099. The reversal of 202020110069 is 960011020202.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 186677571844 + 15342538225 = 432062^2 + 123865^2 .

It is a cyclic number.

It is not a de Polignac number, because 202020110069 - 2¹⁶ = 202020044533 is a prime.

It is a super-2 number, since 2×202020110069² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (202020110099) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101010055034 + 101010055035.

It is an arithmetic number, because the mean of its divisors is an integer number (101010055035).

Almost surely, 2^202020110069 is an apocalyptic number.

It is an amenable number.

202020110069 is a deficient number, since it is larger than the sum of its proper divisors (1).

202020110069 is an equidigital number, since it uses as much as digits as its factorization.

202020110069 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 432, while the sum is 23.

The spelling of 202020110069 in words is "two hundred two billion, twenty million, one hundred ten thousand, sixty-nine".