10203335042 has 4 divisors (see below), whose sum is σ = 15305002566. Its totient is φ = 5101667520.

The previous prime is 10203335029. The next prime is 10203335057. The reversal of 10203335042 is 24053330201.

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., 10202818081 + 516961 = 101009^2 + 719^2 .

It is a junction number, because it is equal to n+sod(n) for n = 10203334999 and 10203335017.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2550833759 + ... + 2550833762.

Almost surely, 2^10203335042 is an apocalyptic number.

10203335042 is a deficient number, since it is larger than the sum of its proper divisors (5101667524).

10203335042 is an equidigital number, since it uses as much as digits as its factorization.

10203335042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5101667523.

The product of its (nonzero) digits is 2160, while the sum is 23.

Adding to 10203335042 its reverse (24053330201), we get a palindrome (34256665243).

The spelling of 10203335042 in words is "ten billion, two hundred three million, three hundred thirty-five thousand, forty-two".