10321122231 has 24 divisors (see below), whose sum is σ = 17076899840. Its totient is φ = 5884333776.

The previous prime is 10321122223. The next prime is 10321122239. The reversal of 10321122231 is 13222112301.

It is an interprime number because it is at equal distance from previous prime (10321122223) and next prime (10321122239).

It is not a de Polignac number, because 10321122231 - 2³ = 10321122223 is a prime.

It is a super-2 number, since 2×10321122231² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10321122239) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 158935 + ... + 214248.

Almost surely, 2^10321122231 is an apocalyptic number.

10321122231 is a deficient number, since it is larger than the sum of its proper divisors (6755777609).

10321122231 is a wasteful number, since it uses less digits than its factorization.

10321122231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 373635 (or 373632 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 10321122231 its reverse (13222112301), we get a palindrome (23543234532).

The spelling of 10321122231 in words is "ten billion, three hundred twenty-one million, one hundred twenty-two thousand, two hundred thirty-one".