20221120221201 has 112 divisors (see below), whose sum is σ = 30980849891328. Its totient is φ = 13189985568000.

The previous prime is 20221120221191. The next prime is 20221120221229. The reversal of 20221120221201 is 10212202112202.

It is a happy number.

20221120221201 is a `hidden beast` number, since 2 + 0 + 221 + 1 + 20 + 221 + 201 = 666.

It is not a de Polignac number, because 20221120221201 - 2¹³ = 20221120213009 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20221120226201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 111 ways as a sum of consecutive naturals, for example, 2289783856 + ... + 2289792686.

Almost surely, 2^{20221120221201} is an apocalyptic number.

It is an amenable number.

20221120221201 is a deficient number, since it is larger than the sum of its proper divisors (10759729670127).

20221120221201 is a wasteful number, since it uses less digits than its factorization.

20221120221201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9314 (or 9299 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 20221120221201 its reverse (10212202112202), we get a palindrome (30433322333403).

The spelling of 20221120221201 in words is "twenty trillion, two hundred twenty-one billion, one hundred twenty million, two hundred twenty-one thousand, two hundred one".