10040343321 has 4 divisors (see below), whose sum is σ = 13387124432. Its totient is φ = 6693562212.

The previous prime is 10040343319. The next prime is 10040343367. The reversal of 10040343321 is 12334304001.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 10040343321 - 2¹ = 10040343319 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10040343311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1673390551 + ... + 1673390556.

It is an arithmetic number, because the mean of its divisors is an integer number (3346781108).

Almost surely, 2^10040343321 is an apocalyptic number.

It is an amenable number.

10040343321 is a deficient number, since it is larger than the sum of its proper divisors (3346781111).

10040343321 is an equidigital number, since it uses as much as digits as its factorization.

10040343321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3346781110.

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 10040343321 its reverse (12334304001), we get a palindrome (22374647322).

The spelling of 10040343321 in words is "ten billion, forty million, three hundred forty-three thousand, three hundred twenty-one".