20122000220201 has 12 divisors (see below), whose sum is σ = 22117997901300. Its totient is φ = 18292373975040.

The previous prime is 20122000220149. The next prime is 20122000220237. The reversal of 20122000220201 is 10202200022102.

It can be written as a sum of positive squares in 2 ways, for example, as 19397867298601 + 724132921600 = 4404301^2 + 850960^2 .

It is not a de Polignac number, because 20122000220201 - 2⁶ = 20122000220137 is a prime.

It is a super-3 number, since 3×20122000220201³ (a number of 41 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20122006220201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4785185 + ... + 7946193.

It is an arithmetic number, because the mean of its divisors is an integer number (1843166491775).

Almost surely, 2^{20122000220201} is an apocalyptic number.

It is an amenable number.

20122000220201 is a deficient number, since it is larger than the sum of its proper divisors (1995997681099).

20122000220201 is a wasteful number, since it uses less digits than its factorization.

20122000220201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3213640 (or 3213629 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 20122000220201 its reverse (10202200022102), we get a palindrome (30324200242303).

The spelling of 20122000220201 in words is "twenty trillion, one hundred twenty-two billion, two hundred twenty thousand, two hundred one".