200420320223020 has 48 divisors (see below), whose sum is σ = 421530583874400. Its totient is φ = 80044721738240.

The previous prime is 200420320222957. The next prime is 200420320223023. The reversal of 200420320223020 is 20322023024002.

It is a junction number, because it is equal to n+sod(n) for n = 200420320222982 and 200420320223000.

It is not an unprimeable number, because it can be changed into a prime (200420320223023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 718447326 + ... + 718726234.

It is an arithmetic number, because the mean of its divisors is an integer number (8781887164050).

Almost surely, 2^{200420320223020} is an apocalyptic number.

200420320223020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

200420320223020 is an abundant number, since it is smaller than the sum of its proper divisors (221110263651380).

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

200420320223020 is a wasteful number, since it uses less digits than its factorization.

200420320223020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 334098 (or 334096 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 22.

Adding to 200420320223020 its reverse (20322023024002), we get a palindrome (220742343247022).

The spelling of 200420320223020 in words is "two hundred trillion, four hundred twenty billion, three hundred twenty million, two hundred twenty-three thousand, twenty".