213001213003 has 4 divisors (see below), whose sum is σ = 213004301328. Its totient is φ = 212998124680.

The previous prime is 213001212997. The next prime is 213001213013. The reversal of 213001213003 is 300312100312.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 213001213003 - 2⁹ = 213001212491 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (213001213013) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1438288 + ... + 1579453.

It is an arithmetic number, because the mean of its divisors is an integer number (53251075332).

Almost surely, 2^213001213003 is an apocalyptic number.

213001213003 is a deficient number, since it is larger than the sum of its proper divisors (3088325).

213001213003 is an equidigital number, since it uses as much as digits as its factorization.

213001213003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3088324.

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

Adding to 213001213003 its reverse (300312100312), we get a palindrome (513313313315).

The spelling of 213001213003 in words is "two hundred thirteen billion, one million, two hundred thirteen thousand, three".