10321320042 has 24 divisors (see below), whose sum is σ = 24395847840. Its totient is φ = 3127672680.

The previous prime is 10321320029. The next prime is 10321320071. The reversal of 10321320042 is 24002312301.

10321320042 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 10321319997 and 10321320024.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 26063742 + ... + 26064137.

It is an arithmetic number, because the mean of its divisors is an integer number (1016493660).

Almost surely, 2^10321320042 is an apocalyptic number.

10321320042 is an abundant number, since it is smaller than the sum of its proper divisors (14074527798).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10321320042 is a wasteful number, since it uses less digits than its factorization.

10321320042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52127898 (or 52127895 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 10321320042 its reverse (24002312301), we get a palindrome (34323632343).

The spelling of 10321320042 in words is "ten billion, three hundred twenty-one million, three hundred twenty thousand, forty-two".