2331344420344 has 32 divisors (see below), whose sum is σ = 4414871391840. Its totient is φ = 1154051337600.

The previous prime is 2331344420333. The next prime is 2331344420371. The reversal of 2331344420344 is 4430244431332.

It is a super-2 number, since 2×2331344420344² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2778274 + ... + 3518734.

It is an arithmetic number, because the mean of its divisors is an integer number (137964730995).

Almost surely, 2^{2331344420344} is an apocalyptic number.

It is an amenable number.

2331344420344 is a deficient number, since it is larger than the sum of its proper divisors (2083526971496).

2331344420344 is a wasteful number, since it uses less digits than its factorization.

2331344420344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 744391 (or 744387 counting only the distinct ones).

The product of its (nonzero) digits is 331776, while the sum is 37.

Adding to 2331344420344 its reverse (4430244431332), we get a palindrome (6761588851676).

The spelling of 2331344420344 in words is "two trillion, three hundred thirty-one billion, three hundred forty-four million, four hundred twenty thousand, three hundred forty-four".