200321310000 has 300 divisors, whose sum is σ = 752247197592. Its totient is φ = 45787392000.

The previous prime is 200321309977. The next prime is 200321310011. The reversal of 200321310000 is 13123002.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (300).

It is a super-2 number, since 2×200321310000² (a number of 23 digits) contains 22 as substring.

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

It is an unprimeable number.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 1401864 + ... + 1538136.

Almost surely, 2^200321310000 is an apocalyptic number.

200321310000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 200321310000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (376123598796).

200321310000 is an abundant number, since it is smaller than the sum of its proper divisors (551925887592).

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

200321310000 is a wasteful number, since it uses less digits than its factorization.

200321310000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136318 (or 136290 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 12.

Adding to 200321310000 its reverse (13123002), we get a palindrome (200334433002).

The spelling of 200321310000 in words is "two hundred billion, three hundred twenty-one million, three hundred ten thousand".