20220121113301 has 2 divisors, whose sum is σ = 20220121113302. Its totient is φ = 20220121113300.

The previous prime is 20220121113259. The next prime is 20220121113329. The reversal of 20220121113301 is 10331112102202.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 14744263710276 + 5475857403025 = 3839826^2 + 2340055^2 .

It is a cyclic number.

It is not a de Polignac number, because 20220121113301 - 2³⁹ = 19670365299413 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20220121113341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10110060556650 + 10110060556651.

It is an arithmetic number, because the mean of its divisors is an integer number (10110060556651).

Almost surely, 2^{20220121113301} is an apocalyptic number.

It is an amenable number.

20220121113301 is a deficient number, since it is larger than the sum of its proper divisors (1).

20220121113301 is an equidigital number, since it uses as much as digits as its factorization.

20220121113301 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 20220121113301 its reverse (10331112102202), we get a palindrome (30551233215503).

It can be divided in two parts, 2022012 and 1113301, that added together give a palindrome (3135313).

The spelling of 20220121113301 in words is "twenty trillion, two hundred twenty billion, one hundred twenty-one million, one hundred thirteen thousand, three hundred one".