20220120021201 has 4 divisors (see below), whose sum is σ = 26960160028272. Its totient is φ = 13480080014132.

The previous prime is 20220120021169. The next prime is 20220120021253. The reversal of 20220120021201 is 10212002102202.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 20220120021201 - 2⁵ = 20220120021169 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (20220120021271) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3370020003531 + ... + 3370020003536.

It is an arithmetic number, because the mean of its divisors is an integer number (6740040007068).

Almost surely, 2^{20220120021201} is an apocalyptic number.

It is an amenable number.

20220120021201 is a deficient number, since it is larger than the sum of its proper divisors (6740040007071).

20220120021201 is an equidigital number, since it uses as much as digits as its factorization.

20220120021201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6740040007070.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 20220120021201 its reverse (10212002102202), we get a palindrome (30432122123403).

The spelling of 20220120021201 in words is "twenty trillion, two hundred twenty billion, one hundred twenty million, twenty-one thousand, two hundred one".