10500310042 has 4 divisors (see below), whose sum is σ = 15750465066. Its totient is φ = 5250155020.

The previous prime is 10500310019. The next prime is 10500310057. The reversal of 10500310042 is 24001300501.

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

It can be written as a sum of positive squares in only one way, i.e., 10396045521 + 104264521 = 101961^2 + 10211^2 .

It is a super-2 number, since 2×10500310042² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 10500309998 and 10500310025.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2625077509 + ... + 2625077512.

Almost surely, 2^10500310042 is an apocalyptic number.

10500310042 is a deficient number, since it is larger than the sum of its proper divisors (5250155024).

10500310042 is an equidigital number, since it uses as much as digits as its factorization.

10500310042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5250155023.

The product of its (nonzero) digits is 120, while the sum is 16.

Adding to 10500310042 its reverse (24001300501), we get a palindrome (34501610543).

The spelling of 10500310042 in words is "ten billion, five hundred million, three hundred ten thousand, forty-two".