200321012432 has 40 divisors (see below), whose sum is σ = 405090088200. Its totient is φ = 95873822720.

The previous prime is 200321012417. The next prime is 200321012443. The reversal of 200321012432 is 234210123002.

It can be written as a sum of positive squares in 4 ways, for example, as 2025360016 + 198295652416 = 45004^2 + 445304^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2846057 + ... + 2915592.

It is an arithmetic number, because the mean of its divisors is an integer number (10127252205).

Almost surely, 2^200321012432 is an apocalyptic number.

It is an amenable number.

200321012432 is an abundant number, since it is smaller than the sum of its proper divisors (204769075768).

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

200321012432 is a wasteful number, since it uses less digits than its factorization.

200321012432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5761751 (or 5761745 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 200321012432 its reverse (234210123002), we get a palindrome (434531135434).

The spelling of 200321012432 in words is "two hundred billion, three hundred twenty-one million, twelve thousand, four hundred thirty-two".