213332043 has 4 divisors (see below), whose sum is σ = 284442728. Its totient is φ = 142221360.

The previous prime is 213332029. The next prime is 213332081. The reversal of 213332043 is 340233312.

213332043 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 213332043 - 2⁴ = 213332027 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (213332243) 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, 35555338 + ... + 35555343.

It is an arithmetic number, because the mean of its divisors is an integer number (71110682).

Almost surely, 2^213332043 is an apocalyptic number.

213332043 is a deficient number, since it is larger than the sum of its proper divisors (71110685).

213332043 is an equidigital number, since it uses as much as digits as its factorization.

213332043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71110684.

The product of its (nonzero) digits is 1296, while the sum is 21.

The square root of 213332043 is about 14605.8906951956. The cubic root of 213332043 is about 597.5194281831.

Adding to 213332043 its reverse (340233312), we get a palindrome (553565355).

The spelling of 213332043 in words is "two hundred thirteen million, three hundred thirty-two thousand, forty-three".