202143320328 has 32 divisors (see below), whose sum is σ = 505395777600. Its totient is φ = 67376109888.

The previous prime is 202143320287. The next prime is 202143320329. The reversal of 202143320328 is 823023341202.

It is a junction number, because it is equal to n+sod(n) for n = 202143320295 and 202143320304.

It is not an unprimeable number, because it can be changed into a prime (202143320329) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25525 + ... + 636347.

It is an arithmetic number, because the mean of its divisors is an integer number (15793618050).

Almost surely, 2^202143320328 is an apocalyptic number.

It is an amenable number.

202143320328 is an abundant number, since it is smaller than the sum of its proper divisors (303252457272).

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

202143320328 is a wasteful number, since it uses less digits than its factorization.

202143320328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 624621 (or 624617 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 30.

The spelling of 202143320328 in words is "two hundred two billion, one hundred forty-three million, three hundred twenty thousand, three hundred twenty-eight".