213144236043 has 8 divisors (see below), whose sum is σ = 286002457488. Its totient is φ = 141191085984.

The previous prime is 213144235981. The next prime is 213144236051. The reversal of 213144236043 is 340632441312.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 213144236043 - 2⁶ = 213144235979 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 213144235995 and 213144236013.

It is not an unprimeable number, because it can be changed into a prime (213144231043) 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, 226267296 + ... + 226268237.

It is an arithmetic number, because the mean of its divisors is an integer number (35750307186).

Almost surely, 2^213144236043 is an apocalyptic number.

213144236043 is a deficient number, since it is larger than the sum of its proper divisors (72858221445).

213144236043 is a wasteful number, since it uses less digits than its factorization.

213144236043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 452535693.

The product of its (nonzero) digits is 41472, while the sum is 33.

Adding to 213144236043 its reverse (340632441312), we get a palindrome (553776677355).

The spelling of 213144236043 in words is "two hundred thirteen billion, one hundred forty-four million, two hundred thirty-six thousand, forty-three".