20222220312901 has 2 divisors, whose sum is σ = 20222220312902. Its totient is φ = 20222220312900.

The previous prime is 20222220312863. The next prime is 20222220312913. The reversal of 20222220312901 is 10921302222202.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 20109977892225 + 112242420676 = 4484415^2 + 335026^2 .

It is a cyclic number.

It is not a de Polignac number, because 20222220312901 - 2⁷ = 20222220312773 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 20222220312901.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20222220312961) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10111110156450 + 10111110156451.

It is an arithmetic number, because the mean of its divisors is an integer number (10111110156451).

Almost surely, 2^{20222220312901} is an apocalyptic number.

It is an amenable number.

20222220312901 is a deficient number, since it is larger than the sum of its proper divisors (1).

20222220312901 is an equidigital number, since it uses as much as digits as its factorization.

20222220312901 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3456, while the sum is 28.

The spelling of 20222220312901 in words is "twenty trillion, two hundred twenty-two billion, two hundred twenty million, three hundred twelve thousand, nine hundred one".