10331321231 has 16 divisors (see below), whose sum is σ = 13558536960. Its totient is φ = 7626674880.

The previous prime is 10331321219. The next prime is 10331321239. The reversal of 10331321231 is 13212313301.

It is not a de Polignac number, because 10331321231 - 2²⁶ = 10264212367 is a prime.

It is a super-2 number, since 2×10331321231² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10331321239) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3529406 + ... + 3532331.

It is an arithmetic number, because the mean of its divisors is an integer number (847408560).

Almost surely, 2^10331321231 is an apocalyptic number.

10331321231 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

10331321231 is a deficient number, since it is larger than the sum of its proper divisors (3227215729).

10331321231 is a wasteful number, since it uses less digits than its factorization.

10331321231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7061774.

The product of its (nonzero) digits is 324, while the sum is 20.

Adding to 10331321231 its reverse (13212313301), we get a palindrome (23543634532).

The spelling of 10331321231 in words is "ten billion, three hundred thirty-one million, three hundred twenty-one thousand, two hundred thirty-one".