213432333133 has 4 divisors (see below), whose sum is σ = 218395875808. Its totient is φ = 208468790460.

The previous prime is 213432333131. The next prime is 213432333161. The reversal of 213432333133 is 331333234312.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 213432333133 - 2¹ = 213432333131 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 213432333095 and 213432333104.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213432333131) 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, 2481771273 + ... + 2481771358.

It is an arithmetic number, because the mean of its divisors is an integer number (54598968952).

Almost surely, 2^213432333133 is an apocalyptic number.

It is an amenable number.

213432333133 is a deficient number, since it is larger than the sum of its proper divisors (4963542675).

213432333133 is an equidigital number, since it uses as much as digits as its factorization.

213432333133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4963542674.

The product of its digits is 34992, while the sum is 31.

Adding to 213432333133 its reverse (331333234312), we get a palindrome (544765567445).

The spelling of 213432333133 in words is "two hundred thirteen billion, four hundred thirty-two million, three hundred thirty-three thousand, one hundred thirty-three".