200031323311302 has 128 divisors (see below), whose sum is σ = 471847839750144. Its totient is φ = 55353877383168.

The previous prime is 200031323311273. The next prime is 200031323311307. The reversal of 200031323311302 is 203113323130002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200031323311307) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 71305038 + ... + 74057214.

It is an arithmetic number, because the mean of its divisors is an integer number (3686311248048).

Almost surely, 2^{200031323311302} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 200031323311302, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (235923919875072).

200031323311302 is an abundant number, since it is smaller than the sum of its proper divisors (271816516438842).

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

200031323311302 is a wasteful number, since it uses less digits than its factorization.

200031323311302 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2752662.

The product of its (nonzero) digits is 1944, while the sum is 24.

Adding to 200031323311302 its reverse (203113323130002), we get a palindrome (403144646441304).

The spelling of 200031323311302 in words is "two hundred trillion, thirty-one billion, three hundred twenty-three million, three hundred eleven thousand, three hundred two".