10213321231 has 8 divisors (see below), whose sum is σ = 10241380800. Its totient is φ = 10185282720.

The previous prime is 10213321219. The next prime is 10213321241. The reversal of 10213321231 is 13212331201.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 10213321231 - 2¹¹ = 10213319183 is a prime.

It is a super-2 number, since 2×10213321231² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10213321199 and 10213321208.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10213321211) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1595385 + ... + 1601773.

It is an arithmetic number, because the mean of its divisors is an integer number (1280172600).

Almost surely, 2^10213321231 is an apocalyptic number.

10213321231 is a deficient number, since it is larger than the sum of its proper divisors (28059569).

10213321231 is an equidigital number, since it uses as much as digits as its factorization.

10213321231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10529.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 10213321231 its reverse (13212331201), we get a palindrome (23425652432).

The spelling of 10213321231 in words is "ten billion, two hundred thirteen million, three hundred twenty-one thousand, two hundred thirty-one".