20222020121201 has 2 divisors, whose sum is σ = 20222020121202. Its totient is φ = 20222020121200.

The previous prime is 20222020121161. The next prime is 20222020121249. The reversal of 20222020121201 is 10212102022202.

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., 16404314450176 + 3817705671025 = 4050224^2 + 1953895^2 .

It is a cyclic number.

It is not a de Polignac number, because 20222020121201 - 2²⁶ = 20221953012337 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 20222020121201.

It is not a weakly prime, because it can be changed into another prime (20222020171201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10111010060600 + 10111010060601.

It is an arithmetic number, because the mean of its divisors is an integer number (10111010060601).

Almost surely, 2^{20222020121201} is an apocalyptic number.

It is an amenable number.

20222020121201 is a deficient number, since it is larger than the sum of its proper divisors (1).

20222020121201 is an equidigital number, since it uses as much as digits as its factorization.

20222020121201 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 20222020121201 its reverse (10212102022202), we get a palindrome (30434122143403).

The spelling of 20222020121201 in words is "twenty trillion, two hundred twenty-two billion, twenty million, one hundred twenty-one thousand, two hundred one".