2030402331 has 6 divisors (see below), whose sum is σ = 2932803380. Its totient is φ = 1353601548.

The previous prime is 2030402321. The next prime is 2030402333. The reversal of 2030402331 is 1332040302.

It is not a de Polignac number, because 2030402331 - 2⁵ = 2030402299 is a prime.

It is a super-2 number, since 2×2030402331² = 8245067251460467122, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2030402333) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 112800121 + ... + 112800138.

Almost surely, 2^2030402331 is an apocalyptic number.

2030402331 is a deficient number, since it is larger than the sum of its proper divisors (902401049).

2030402331 is a wasteful number, since it uses less digits than its factorization.

2030402331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 225600265 (or 225600262 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

The square root of 2030402331 is about 45059.9859187728. The cubic root of 2030402331 is about 1266.2730612752.

Adding to 2030402331 its reverse (1332040302), we get a palindrome (3362442633).

The spelling of 2030402331 in words is "two billion, thirty million, four hundred two thousand, three hundred thirty-one".