213143244003 has 6 divisors (see below), whose sum is σ = 307873574684. Its totient is φ = 142095495996.

The previous prime is 213143243969. The next prime is 213143244019. The reversal of 213143244003 is 300442341312.

213143244003 is a `hidden beast` number, since 21 + 314 + 324 + 4 + 0 + 0 + 3 = 666.

It is not a de Polignac number, because 213143244003 - 2¹⁶ = 213143178467 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (213143244043) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 11841291325 + ... + 11841291342.

Almost surely, 2^213143244003 is an apocalyptic number.

213143244003 is a deficient number, since it is larger than the sum of its proper divisors (94730330681).

213143244003 is a wasteful number, since it uses less digits than its factorization.

213143244003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23682582673 (or 23682582670 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

Adding to 213143244003 its reverse (300442341312), we get a palindrome (513585585315).

The spelling of 213143244003 in words is "two hundred thirteen billion, one hundred forty-three million, two hundred forty-four thousand, three".