200222121361 has 2 divisors, whose sum is σ = 200222121362. Its totient is φ = 200222121360.

The previous prime is 200222121311. The next prime is 200222121383. The reversal of 200222121361 is 163121222002.

It is a happy number.

It is an a-pointer prime, because the next prime (200222121383) can be obtained adding 200222121361 to its sum of digits (22).

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 169402212225 + 30819909136 = 411585^2 + 175556^2 .

It is a cyclic number.

It is not a de Polignac number, because 200222121361 - 2²⁹ = 199685250449 is a prime.

It is not a weakly prime, because it can be changed into another prime (200222121311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100111060680 + 100111060681.

It is an arithmetic number, because the mean of its divisors is an integer number (100111060681).

Almost surely, 2^200222121361 is an apocalyptic number.

It is an amenable number.

200222121361 is a deficient number, since it is larger than the sum of its proper divisors (1).

200222121361 is an equidigital number, since it uses as much as digits as its factorization.

200222121361 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 200222121361 its reverse (163121222002), we get a palindrome (363343343363).

The spelling of 200222121361 in words is "two hundred billion, two hundred twenty-two million, one hundred twenty-one thousand, three hundred sixty-one".