213203142333 has 8 divisors (see below), whose sum is σ = 315856507200. Its totient is φ = 142135428204.

The previous prime is 213203142329. The next prime is 213203142349. The reversal of 213203142333 is 333241302312.

213203142333 is a `hidden beast` number, since 2 + 1 + 3 + 203 + 1 + 423 + 33 = 666.

It is not a de Polignac number, because 213203142333 - 2² = 213203142329 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 7896412679 = 213203142333 / (2 + 1 + 3 + 2 + 0 + 3 + 1 + 4 + 2 + 3 + 3 + 3).

It is a junction number, because it is equal to n+sod(n) for n = 213203142297 and 213203142306.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213203142433) 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, 3948206313 + ... + 3948206366.

It is an arithmetic number, because the mean of its divisors is an integer number (39482063400).

Almost surely, 2^213203142333 is an apocalyptic number.

It is an amenable number.

213203142333 is a deficient number, since it is larger than the sum of its proper divisors (102653364867).

213203142333 is an equidigital number, since it uses as much as digits as its factorization.

213203142333 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7896412688 (or 7896412682 counting only the distinct ones).

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

Adding to 213203142333 its reverse (333241302312), we get a palindrome (546444444645).

The spelling of 213203142333 in words is "two hundred thirteen billion, two hundred three million, one hundred forty-two thousand, three hundred thirty-three".