20200220322021 has 32 divisors (see below), whose sum is σ = 31382276976000. Its totient is φ = 12824325005184.

The previous prime is 20200220322011. The next prime is 20200220322043. The reversal of 20200220322021 is 12022302200202.

20200220322021 is a `hidden beast` number, since 2 + 0 + 200 + 220 + 3 + 220 + 21 = 666.

It is not a de Polignac number, because 20200220322021 - 2⁹ = 20200220321509 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 20200220321985 and 20200220322003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20200220322011) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 176644851 + ... + 176759168.

It is an arithmetic number, because the mean of its divisors is an integer number (980696155500).

Almost surely, 2^{20200220322021} is an apocalyptic number.

It is an amenable number.

20200220322021 is a deficient number, since it is larger than the sum of its proper divisors (11182056653979).

20200220322021 is a wasteful number, since it uses less digits than its factorization.

20200220322021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 353404130 (or 353404124 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

Adding to 20200220322021 its reverse (12022302200202), we get a palindrome (32222522522223).

The spelling of 20200220322021 in words is "twenty trillion, two hundred billion, two hundred twenty million, three hundred twenty-two thousand, twenty-one".