200122200221020 has 48 divisors (see below), whose sum is σ = 523956306037248. Its totient is φ = 62375750717760.

The previous prime is 200122200220951. The next prime is 200122200221039. The reversal of 200122200221020 is 20122002221002.

It is a junction number, because it is equal to n+sod(n) for n = 200122200220985 and 200122200221003.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 64974738792 + ... + 64974741871.

It is an arithmetic number, because the mean of its divisors is an integer number (10915756375776).

Almost surely, 2^{200122200221020} is an apocalyptic number.

200122200221020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

200122200221020 is an abundant number, since it is smaller than the sum of its proper divisors (323834105816228).

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

200122200221020 is a wasteful number, since it uses less digits than its factorization.

200122200221020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129949480690 (or 129949480688 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 200122200221020 its reverse (20122002221002), we get a palindrome (220244202442022).

The spelling of 200122200221020 in words is "two hundred trillion, one hundred twenty-two billion, two hundred million, two hundred twenty-one thousand, twenty".