10321031144 has 16 divisors (see below), whose sum is σ = 19353096420. Its totient is φ = 5160205440.

The previous prime is 10321031101. The next prime is 10321031191. The reversal of 10321031144 is 44113012301.

It can be written as a sum of positive squares in 2 ways, for example, as 9055806244 + 1265224900 = 95162^2 + 35570^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 166772 + ... + 220124.

Almost surely, 2^10321031144 is an apocalyptic number.

It is an amenable number.

10321031144 is a deficient number, since it is larger than the sum of its proper divisors (9032065276).

10321031144 is a wasteful number, since it uses less digits than its factorization.

10321031144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77540 (or 77536 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 10321031144 its reverse (44113012301), we get a palindrome (54434043445).

The spelling of 10321031144 in words is "ten billion, three hundred twenty-one million, thirty-one thousand, one hundred forty-four".