2033131321 has 8 divisors (see below), whose sum is σ = 2197669320. Its totient is φ = 1869756672.

The previous prime is 2033131319. The next prime is 2033131339. The reversal of 2033131321 is 1231313302.

It can be written as a sum of positive squares in 4 ways, for example, as 178623225 + 1854508096 = 13365^2 + 43064^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2033131321 - 2¹ = 2033131319 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2033131361) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 287200 + ... + 294193.

It is an arithmetic number, because the mean of its divisors is an integer number (274708665).

Almost surely, 2^2033131321 is an apocalyptic number.

It is an amenable number.

2033131321 is a deficient number, since it is larger than the sum of its proper divisors (164537999).

2033131321 is a wasteful number, since it uses less digits than its factorization.

2033131321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 581675.

The product of its (nonzero) digits is 324, while the sum is 19.

The square root of 2033131321 is about 45090.2574953836. The cubic root of 2033131321 is about 1266.8401244988.

Adding to 2033131321 its reverse (1231313302), we get a palindrome (3264444623).

The spelling of 2033131321 in words is "two billion, thirty-three million, one hundred thirty-one thousand, three hundred twenty-one".