10321403243 has 4 divisors (see below), whose sum is σ = 10427809560. Its totient is φ = 10214996928.

The previous prime is 10321403237. The next prime is 10321403317. The reversal of 10321403243 is 34230412301.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 34230412301 = 139 ⋅246261959.

It is a cyclic number.

It is not a de Polignac number, because 10321403243 - 2⁴ = 10321403227 is a prime.

It is a super-2 number, since 2×10321403243² (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 (10321403843) 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, 53203013 + ... + 53203206.

It is an arithmetic number, because the mean of its divisors is an integer number (2606952390).

Almost surely, 2^10321403243 is an apocalyptic number.

10321403243 is a deficient number, since it is larger than the sum of its proper divisors (106406317).

10321403243 is an equidigital number, since it uses as much as digits as its factorization.

10321403243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106406316.

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 10321403243 its reverse (34230412301), we get a palindrome (44551815544).

The spelling of 10321403243 in words is "ten billion, three hundred twenty-one million, four hundred three thousand, two hundred forty-three".