20020022202149 has 2 divisors, whose sum is σ = 20020022202150. Its totient is φ = 20020022202148.

The previous prime is 20020022202067. The next prime is 20020022202151. The reversal of 20020022202149 is 94120222002002.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 16435872757924 + 3584149444225 = 4054118^2 + 1893185^2 .

It is a cyclic number.

It is not a de Polignac number, because 20020022202149 - 2²⁴ = 20020005424933 is a prime.

It is a super-3 number, since 3×20020022202149³ (a number of 41 digits) contains 333 as substring.

Together with 20020022202151, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20020022202179) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10010011101074 + 10010011101075.

It is an arithmetic number, because the mean of its divisors is an integer number (10010011101075).

Almost surely, 2^{20020022202149} is an apocalyptic number.

It is an amenable number.

20020022202149 is a deficient number, since it is larger than the sum of its proper divisors (1).

20020022202149 is an equidigital number, since it uses as much as digits as its factorization.

20020022202149 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2304, while the sum is 26.

The spelling of 20020022202149 in words is "twenty trillion, twenty billion, twenty-two million, two hundred two thousand, one hundred forty-nine".