20002010222121 has 8 divisors (see below), whose sum is σ = 26969002547040. Its totient is φ = 13184845689312.

The previous prime is 20002010222063. The next prime is 20002010222171. The reversal of 20002010222121 is 12122201020002.

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

It is not a de Polignac number, because 20002010222121 - 2⁶ = 20002010222057 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 20002010222121.

It is not an unprimeable number, because it can be changed into a prime (20002010222171) 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, 37456947715 + ... + 37456948248.

It is an arithmetic number, because the mean of its divisors is an integer number (3371125318380).

Almost surely, 2^{20002010222121} is an apocalyptic number.

It is an amenable number.

20002010222121 is a deficient number, since it is larger than the sum of its proper divisors (6966992324919).

20002010222121 is an equidigital number, since it uses as much as digits as its factorization.

20002010222121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74913896055.

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

Adding to 20002010222121 its reverse (12122201020002), we get a palindrome (32124211242123).

The spelling of 20002010222121 in words is "twenty trillion, two billion, ten million, two hundred twenty-two thousand, one hundred twenty-one".