20233221202020 has 24 divisors (see below), whose sum is σ = 56653019365824. Its totient is φ = 5395525653856.

The previous prime is 20233221202013. The next prime is 20233221202049. The reversal of 20233221202020 is 2020212233202.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 168610176624 + ... + 168610176743.

It is an arithmetic number, because the mean of its divisors is an integer number (2360542473576).

Almost surely, 2^{20233221202020} is an apocalyptic number.

20233221202020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20233221202020 is an abundant number, since it is smaller than the sum of its proper divisors (36419798163804).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20233221202020 is a wasteful number, since it uses less digits than its factorization.

20233221202020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 337220353379 (or 337220353377 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 21.

Adding to 20233221202020 its reverse (2020212233202), we get a palindrome (22253433435222).

The spelling of 20233221202020 in words is "twenty trillion, two hundred thirty-three billion, two hundred twenty-one million, two hundred two thousand, twenty".