10321321331 has 2 divisors, whose sum is σ = 10321321332. Its totient is φ = 10321321330.

The previous prime is 10321321321. The next prime is 10321321343. The reversal of 10321321331 is 13312312301.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 10321321331 - 2¹⁸ = 10321059187 is a prime.

It is a super-2 number, since 2×10321321331² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (10321321301) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5160660665 + 5160660666.

It is an arithmetic number, because the mean of its divisors is an integer number (5160660666).

Almost surely, 2^10321321331 is an apocalyptic number.

10321321331 is a deficient number, since it is larger than the sum of its proper divisors (1).

10321321331 is an equidigital number, since it uses as much as digits as its factorization.

10321321331 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 20.

Adding to 10321321331 its reverse (13312312301), we get a palindrome (23633633632).

The spelling of 10321321331 in words is "ten billion, three hundred twenty-one million, three hundred twenty-one thousand, three hundred thirty-one".