2143342230311 has 4 divisors (see below), whose sum is σ = 2145549586824. Its totient is φ = 2141134873800.

The previous prime is 2143342230209. The next prime is 2143342230313. The reversal of 2143342230311 is 1130322433412.

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

It is a cyclic number.

It is not a de Polignac number, because 2143342230311 - 2²⁶ = 2143275121447 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 (2143342230313) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1103676800 + ... + 1103678741.

It is an arithmetic number, because the mean of its divisors is an integer number (536387396706).

Almost surely, 2^{2143342230311} is an apocalyptic number.

2143342230311 is a deficient number, since it is larger than the sum of its proper divisors (2207356513).

2143342230311 is an equidigital number, since it uses as much as digits as its factorization.

2143342230311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2207356512.

The product of its (nonzero) digits is 10368, while the sum is 29.

Adding to 2143342230311 its reverse (1130322433412), we get a palindrome (3273664663723).

The spelling of 2143342230311 in words is "two trillion, one hundred forty-three billion, three hundred forty-two million, two hundred thirty thousand, three hundred eleven".