22000200121201 has 2 divisors, whose sum is σ = 22000200121202. Its totient is φ = 22000200121200.

The previous prime is 22000200121177. The next prime is 22000200121267. The reversal of 22000200121201 is 10212100200022.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 17839844428176 + 4160355693025 = 4223724^2 + 2039695^2 .

It is a cyclic number.

It is not a de Polignac number, because 22000200121201 - 2⁷ = 22000200121073 is a prime.

It is not a weakly prime, because it can be changed into another prime (22000200151201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11000100060600 + 11000100060601.

It is an arithmetic number, because the mean of its divisors is an integer number (11000100060601).

Almost surely, 2^{22000200121201} is an apocalyptic number.

It is an amenable number.

22000200121201 is a deficient number, since it is larger than the sum of its proper divisors (1).

22000200121201 is an equidigital number, since it uses as much as digits as its factorization.

22000200121201 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 22000200121201 its reverse (10212100200022), we get a palindrome (32212300321223).

The spelling of 22000200121201 in words is "twenty-two trillion, two hundred million, one hundred twenty-one thousand, two hundred one".