20202020121201 has 8 divisors (see below), whose sum is σ = 26938824252480. Its totient is φ = 13466614702032.

The previous prime is 20202020121197. The next prime is 20202020121203. The reversal of 20202020121201 is 10212102020202.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 20202020121201 - 2² = 20202020121197 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (20202020121203) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 349644325 + ... + 349702098.

It is an arithmetic number, because the mean of its divisors is an integer number (3367353031560).

Almost surely, 2^{20202020121201} is an apocalyptic number.

It is an amenable number.

20202020121201 is a deficient number, since it is larger than the sum of its proper divisors (6736804131279).

20202020121201 is an equidigital number, since it uses as much as digits as its factorization.

20202020121201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 699356055.

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

Adding to 20202020121201 its reverse (10212102020202), we get a palindrome (30414122141403).

The spelling of 20202020121201 in words is "twenty trillion, two hundred two billion, twenty million, one hundred twenty-one thousand, two hundred one".