2321043021242 has 64 divisors (see below), whose sum is σ = 4135189677696. Its totient is φ = 964949852160.

The previous prime is 2321043021233. The next prime is 2321043021299. The reversal of 2321043021242 is 2421203401232.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 11342618 + ... + 11545434.

It is an arithmetic number, because the mean of its divisors is an integer number (64612338714).

Almost surely, 2^{2321043021242} is an apocalyptic number.

2321043021242 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2321043021242 is a deficient number, since it is larger than the sum of its proper divisors (1814146656454).

2321043021242 is a wasteful number, since it uses less digits than its factorization.

2321043021242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 203711.

The product of its (nonzero) digits is 4608, while the sum is 26.

Adding to 2321043021242 its reverse (2421203401232), we get a palindrome (4742246422474).

The spelling of 2321043021242 in words is "two trillion, three hundred twenty-one billion, forty-three million, twenty-one thousand, two hundred forty-two".