10321122499 has 4 divisors (see below), whose sum is σ = 10324473336. Its totient is φ = 10317771664.

The previous prime is 10321122439. The next prime is 10321122503. The reversal of 10321122499 is 99422112301.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 99422112301 = 6277 ⋅15839113.

It is a cyclic number.

It is not a de Polignac number, because 10321122499 - 2¹⁷ = 10320991427 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10321122439) 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, 1670794 + ... + 1676959.

It is an arithmetic number, because the mean of its divisors is an integer number (2581118334).

Almost surely, 2^10321122499 is an apocalyptic number.

10321122499 is a deficient number, since it is larger than the sum of its proper divisors (3350837).

10321122499 is an equidigital number, since it uses as much as digits as its factorization.

10321122499 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3350836.

The product of its (nonzero) digits is 7776, while the sum is 34.

The spelling of 10321122499 in words is "ten billion, three hundred twenty-one million, one hundred twenty-two thousand, four hundred ninety-nine".