342443323331231 has 4 divisors (see below), whose sum is σ = 345473795219232. Its totient is φ = 339412851443232.

The previous prime is 342443323331203. The next prime is 342443323331257. The reversal of 342443323331231 is 132133323344243.

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 342443323331231 - 2²⁶ = 342443256222367 is a prime.

It is a super-2 number, since 2×342443323331231² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (342443323331261) 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, 1515235943831 + ... + 1515235944056.

It is an arithmetic number, because the mean of its divisors is an integer number (86368448804808).

Almost surely, 2^{342443323331231} is an apocalyptic number.

342443323331231 is a deficient number, since it is larger than the sum of its proper divisors (3030471888001).

342443323331231 is a wasteful number, since it uses less digits than its factorization.

342443323331231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3030471888000.

The product of its digits is 1119744, while the sum is 41.

Adding to 342443323331231 its reverse (132133323344243), we get a palindrome (474576646675474).

The spelling of 342443323331231 in words is "three hundred forty-two trillion, four hundred forty-three billion, three hundred twenty-three million, three hundred thirty-one thousand, two hundred thirty-one".