20002122010220 has 48 divisors (see below), whose sum is σ = 49660440863040. Its totient is φ = 6621392112384.

The previous prime is 20002122010207. The next prime is 20002122010231. The reversal of 20002122010220 is 2201022120002.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a junction number, because it is equal to n+sod(n) for n = 20002122010195 and 20002122010204.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2463311459 + ... + 2463319578.

It is an arithmetic number, because the mean of its divisors is an integer number (1034592517980).

Almost surely, 2^{20002122010220} is an apocalyptic number.

20002122010220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20002122010220 is an abundant number, since it is smaller than the sum of its proper divisors (29658318852820).

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

20002122010220 is a wasteful number, since it uses less digits than its factorization.

20002122010220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4926631082 (or 4926631080 counting only the distinct ones).

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

Adding to 20002122010220 its reverse (2201022120002), we get a palindrome (22203144130222).

The spelling of 20002122010220 in words is "twenty trillion, two billion, one hundred twenty-two million, ten thousand, two hundred twenty".