10321319999 has 4 divisors (see below), whose sum is σ = 10445673336. Its totient is φ = 10196966664.

The previous prime is 10321319977. The next prime is 10321320001. The reversal of 10321319999 is 99991312301.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10321319999 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10321319969) 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, 62176544 + ... + 62176709.

It is an arithmetic number, because the mean of its divisors is an integer number (2611418334).

Almost surely, 2^10321319999 is an apocalyptic number.

10321319999 is a deficient number, since it is larger than the sum of its proper divisors (124353337).

10321319999 is an equidigital number, since it uses as much as digits as its factorization.

10321319999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124353336.

The product of its (nonzero) digits is 118098, while the sum is 47.

The spelling of 10321319999 in words is "ten billion, three hundred twenty-one million, three hundred nineteen thousand, nine hundred ninety-nine".