213001344333 has 16 divisors (see below), whose sum is σ = 315576599040. Its totient is φ = 141992322912.

The previous prime is 213001344319. The next prime is 213001344373. The reversal of 213001344333 is 333443100312.

213001344333 is a `hidden beast` number, since 21 + 300 + 1 + 3 + 4 + 4 + 333 = 666.

It is not a de Polignac number, because 213001344333 - 2²⁰ = 213000295757 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 213001344297 and 213001344306.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213001344373) 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, 234385 + ... + 693497.

It is an arithmetic number, because the mean of its divisors is an integer number (19723537440).

Almost surely, 2^213001344333 is an apocalyptic number.

It is an amenable number.

213001344333 is a deficient number, since it is larger than the sum of its proper divisors (102575254707).

213001344333 is a wasteful number, since it uses less digits than its factorization.

213001344333 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 476305 (or 476299 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 27.

Adding to 213001344333 its reverse (333443100312), we get a palindrome (546444444645).

The spelling of 213001344333 in words is "two hundred thirteen billion, one million, three hundred forty-four thousand, three hundred thirty-three".