213443204142311 has 8 divisors (see below), whose sum is σ = 250758449621904. Its totient is φ = 179113178301120.

The previous prime is 213443204142307. The next prime is 213443204142323. The reversal of 213443204142311 is 113241402344312.

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

It is a cyclic number.

It is not a de Polignac number, because 213443204142311 - 2² = 213443204142307 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213443204192311) 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, 746304909446 + ... + 746304909731.

It is an arithmetic number, because the mean of its divisors is an integer number (31344806202738).

Almost surely, 2^{213443204142311} is an apocalyptic number.

213443204142311 is a deficient number, since it is larger than the sum of its proper divisors (37315245479593).

213443204142311 is a wasteful number, since it uses less digits than its factorization.

213443204142311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1492609819201.

The product of its (nonzero) digits is 55296, while the sum is 35.

Adding to 213443204142311 its reverse (113241402344312), we get a palindrome (326684606486623).

The spelling of 213443204142311 in words is "two hundred thirteen trillion, four hundred forty-three billion, two hundred four million, one hundred forty-two thousand, three hundred eleven".