2143324342301 has 12 divisors (see below), whose sum is σ = 2171996089692. Its totient is φ = 2115024501696.

The previous prime is 2143324342297. The next prime is 2143324342349. The reversal of 2143324342301 is 1032434233412.

It can be written as a sum of positive squares in 2 ways, for example, as 1949447043076 + 193877299225 = 1396226^2 + 440315^2 .

It is not a de Polignac number, because 2143324342301 - 2² = 2143324342297 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 (2143324342351) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5722355 + ... + 6085391.

It is an arithmetic number, because the mean of its divisors is an integer number (180999674141).

Almost surely, 2^{2143324342301} is an apocalyptic number.

It is an amenable number.

2143324342301 is a deficient number, since it is larger than the sum of its proper divisors (28671747391).

2143324342301 is an frugal number, since it uses more digits than its factorization.

2143324342301 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 364060 (or 363977 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 32.

Adding to 2143324342301 its reverse (1032434233412), we get a palindrome (3175758575713).

The spelling of 2143324342301 in words is "two trillion, one hundred forty-three billion, three hundred twenty-four million, three hundred forty-two thousand, three hundred one".