200110321020 has 72 divisors (see below), whose sum is σ = 585729433296. Its totient is φ = 51042624512.

The previous prime is 200110320989. The next prime is 200110321027. The reversal of 200110321020 is 20123011002.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 200110320987 and 200110321005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200110321027) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3120597 + ... + 3184076.

It is an arithmetic number, because the mean of its divisors is an integer number (8135131018).

Almost surely, 2^200110321020 is an apocalyptic number.

200110321020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

200110321020 is an abundant number, since it is smaller than the sum of its proper divisors (385619112276).

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

200110321020 is a wasteful number, since it uses less digits than its factorization.

200110321020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6304731 (or 6304706 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 12.

Adding to 200110321020 its reverse (20123011002), we get a palindrome (220233332022).

The spelling of 200110321020 in words is "two hundred billion, one hundred ten million, three hundred twenty-one thousand, twenty".