10303040213 has 8 divisors (see below), whose sum is σ = 10910761560. Its totient is φ = 9695503360.

The previous prime is 10303040131. The next prime is 10303040261. The reversal of 10303040213 is 31204030301.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 346592689 + 9956447524 = 18617^2 + 99782^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10303040213 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 10303040191 and 10303040200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10303040273) 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 7 ways as a sum of consecutive naturals, for example, 78503 + ... + 163611.

It is an arithmetic number, because the mean of its divisors is an integer number (1363845195).

Almost surely, 2^10303040213 is an apocalyptic number.

It is an amenable number.

10303040213 is a deficient number, since it is larger than the sum of its proper divisors (607721347).

10303040213 is an equidigital number, since it uses as much as digits as its factorization.

10303040213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92247.

The product of its (nonzero) digits is 216, while the sum is 17.

Adding to 10303040213 its reverse (31204030301), we get a palindrome (41507070514).

The spelling of 10303040213 in words is "ten billion, three hundred three million, forty thousand, two hundred thirteen".