20002122303220 has 96 divisors (see below), whose sum is σ = 43132550823936. Its totient is φ = 7789568745600.

The previous prime is 20002122303187. The next prime is 20002122303253. The reversal of 20002122303220 is 2230322120002.

It is an interprime number because it is at equal distance from previous prime (20002122303187) and next prime (20002122303253).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 33630625 + ... + 34220215.

It is an arithmetic number, because the mean of its divisors is an integer number (449297404416).

Almost surely, 2^{20002122303220} is an apocalyptic number.

20002122303220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20002122303220 is an abundant number, since it is smaller than the sum of its proper divisors (23130428520716).

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

20002122303220 is a wasteful number, since it uses less digits than its factorization.

20002122303220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 589981 (or 589979 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 19.

Adding to 20002122303220 its reverse (2230322120002), we get a palindrome (22232444423222).

The spelling of 20002122303220 in words is "twenty trillion, two billion, one hundred twenty-two million, three hundred three thousand, two hundred twenty".