10240421103 has 12 divisors (see below), whose sum is σ = 16136421288. Its totient is φ = 6206315760.

The previous prime is 10240421083. The next prime is 10240421119. The reversal of 10240421103 is 30112404201.

10240421103 is a `hidden beast` number, since 1 + 0 + 240 + 421 + 1 + 0 + 3 = 666.

10240421103 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 10240421103 - 2⁵ = 10240421071 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10240421003) by changing a digit.

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, 51719200 + ... + 51719397.

It is an arithmetic number, because the mean of its divisors is an integer number (1344701774).

Almost surely, 2^10240421103 is an apocalyptic number.

10240421103 is a deficient number, since it is larger than the sum of its proper divisors (5896000185).

10240421103 is a wasteful number, since it uses less digits than its factorization.

10240421103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103438614 (or 103438611 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 10240421103 its reverse (30112404201), we get a palindrome (40352825304).

The spelling of 10240421103 in words is "ten billion, two hundred forty million, four hundred twenty-one thousand, one hundred three".