10321042331 has 4 divisors (see below), whose sum is σ = 10321942392. Its totient is φ = 10320142272.

The previous prime is 10321042313. The next prime is 10321042349. The reversal of 10321042331 is 13324012301.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 13324012301 = 8353 ⋅1595117.

It is an interprime number because it is at equal distance from previous prime (10321042313) and next prime (10321042349).

It is a cyclic number.

It is not a de Polignac number, because 10321042331 - 2⁶ = 10321042267 is a prime.

It is a super-2 number, since 2×10321042331² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10321042301) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 432605 + ... + 455838.

It is an arithmetic number, because the mean of its divisors is an integer number (2580485598).

Almost surely, 2^10321042331 is an apocalyptic number.

10321042331 is a deficient number, since it is larger than the sum of its proper divisors (900061).

10321042331 is an equidigital number, since it uses as much as digits as its factorization.

10321042331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 900060.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 10321042331 its reverse (13324012301), we get a palindrome (23645054632).

It can be divided in two parts, 103210 and 42331, that added together give a palindrome (145541).

The spelling of 10321042331 in words is "ten billion, three hundred twenty-one million, forty-two thousand, three hundred thirty-one".