2031322030 has 16 divisors (see below), whose sum is σ = 3659696640. Its totient is φ = 811791712.

The previous prime is 2031322009. The next prime is 2031322031. The reversal of 2031322030 is 302231302.

It is a junction number, because it is equal to n+sod(n) for n = 2031321995 and 2031322013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2031322031) 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, 80494 + ... + 102673.

It is an arithmetic number, because the mean of its divisors is an integer number (228731040).

Almost surely, 2^2031322030 is an apocalyptic number.

2031322030 is a deficient number, since it is larger than the sum of its proper divisors (1628374610).

2031322030 is a wasteful number, since it uses less digits than its factorization.

2031322030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 184283.

The product of its (nonzero) digits is 216, while the sum is 16.

The square root of 2031322030 is about 45070.1900373185. The cubic root of 2031322030 is about 1266.4642244181.

Adding to 2031322030 its reverse (302231302), we get a palindrome (2333553332).

The spelling of 2031322030 in words is "two billion, thirty-one million, three hundred twenty-two thousand, thirty".