11030304331 has 2 divisors, whose sum is σ = 11030304332. Its totient is φ = 11030304330.

The previous prime is 11030304319. The next prime is 11030304347. The reversal of 11030304331 is 13340303011.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11030304331 - 2⁹ = 11030303819 is a prime.

It is a super-2 number, since 2×11030304331² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11030304299 and 11030304308.

It is not a weakly prime, because it can be changed into another prime (11030304301) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5515152165 + 5515152166.

It is an arithmetic number, because the mean of its divisors is an integer number (5515152166).

Almost surely, 2^11030304331 is an apocalyptic number.

11030304331 is a deficient number, since it is larger than the sum of its proper divisors (1).

11030304331 is an equidigital number, since it uses as much as digits as its factorization.

11030304331 is an evil number, because the sum of its binary digits is even.

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

Adding to 11030304331 its reverse (13340303011), we get a palindrome (24370607342).

The spelling of 11030304331 in words is "eleven billion, thirty million, three hundred four thousand, three hundred thirty-one".