200022002121181 has 2 divisors, whose sum is σ = 200022002121182. Its totient is φ = 200022002121180.

The previous prime is 200022002120957. The next prime is 200022002121269. The reversal of 200022002121181 is 181121200220002.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 177942660435225 + 22079341685956 = 13339515^2 + 4698866^2 .

It is a cyclic number.

It is not a de Polignac number, because 200022002121181 - 2¹¹ = 200022002119133 is a prime.

It is a super-2 number, since 2×200022002121181² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (200022002122181) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100011001060590 + 100011001060591.

It is an arithmetic number, because the mean of its divisors is an integer number (100011001060591).

Almost surely, 2^{200022002121181} is an apocalyptic number.

It is an amenable number.

200022002121181 is a deficient number, since it is larger than the sum of its proper divisors (1).

200022002121181 is an equidigital number, since it uses as much as digits as its factorization.

200022002121181 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 256, while the sum is 22.

Adding to 200022002121181 its reverse (181121200220002), we get a palindrome (381143202341183).

The spelling of 200022002121181 in words is "two hundred trillion, twenty-two billion, two million, one hundred twenty-one thousand, one hundred eighty-one".