213000030303 has 16 divisors (see below), whose sum is σ = 285112394880. Its totient is φ = 141444799776.

The previous prime is 213000030259. The next prime is 213000030307. The reversal of 213000030303 is 303030000312.

It is not a de Polignac number, because 213000030303 - 2¹⁶ = 212999964767 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213000030307) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 775801 + ... + 1013837.

It is an arithmetic number, because the mean of its divisors is an integer number (17819524680).

Almost surely, 2^213000030303 is an apocalyptic number.

213000030303 is a deficient number, since it is larger than the sum of its proper divisors (72112364577).

213000030303 is a wasteful number, since it uses less digits than its factorization.

213000030303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 239206.

The product of its (nonzero) digits is 162, while the sum is 15.

Adding to 213000030303 its reverse (303030000312), we get a palindrome (516030030615).

The spelling of 213000030303 in words is "two hundred thirteen billion, thirty thousand, three hundred three".