213320144343043 has 4 divisors (see below), whose sum is σ = 217345052726928. Its totient is φ = 209295235959160.

The previous prime is 213320144343013. The next prime is 213320144343073. The reversal of 213320144343043 is 340343441023312.

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

It is an interprime number because it is at equal distance from previous prime (213320144343013) and next prime (213320144343073).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-213320144343043 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 213320144342993 and 213320144343011.

It is not an unprimeable number, because it can be changed into a prime (213320144343013) 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, 2012454191863 + ... + 2012454191968.

It is an arithmetic number, because the mean of its divisors is an integer number (54336263181732).

Almost surely, 2^{213320144343043} is an apocalyptic number.

213320144343043 is a deficient number, since it is larger than the sum of its proper divisors (4024908383885).

213320144343043 is an equidigital number, since it uses as much as digits as its factorization.

213320144343043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4024908383884.

The product of its (nonzero) digits is 248832, while the sum is 37.

Adding to 213320144343043 its reverse (340343441023312), we get a palindrome (553663585366355).

The spelling of 213320144343043 in words is "two hundred thirteen trillion, three hundred twenty billion, one hundred forty-four million, three hundred forty-three thousand, forty-three".