213011020303 has 8 divisors (see below), whose sum is σ = 215129774880. Its totient is φ = 210892456800.

The previous prime is 213011020297. The next prime is 213011020319. The reversal of 213011020303 is 303020110312.

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-213011020303 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213011020003) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3480118 + ... + 3540796.

It is an arithmetic number, because the mean of its divisors is an integer number (26891221860).

Almost surely, 2^213011020303 is an apocalyptic number.

213011020303 is a deficient number, since it is larger than the sum of its proper divisors (2118754577).

213011020303 is a wasteful number, since it uses less digits than its factorization.

213011020303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95537.

The product of its (nonzero) digits is 108, while the sum is 16.

Adding to 213011020303 its reverse (303020110312), we get a palindrome (516031130615).

Subtracting 213011020303 from its reverse (303020110312), we obtain a palindrome (90009090009).

The spelling of 213011020303 in words is "two hundred thirteen billion, eleven million, twenty thousand, three hundred three".