2311440323242 has 8 divisors (see below), whose sum is σ = 3467955171456. Its totient is φ = 1155455266092.

The previous prime is 2311440323237. The next prime is 2311440323279. The reversal of 2311440323242 is 2423230441132.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 132436858 + ... + 132454309.

It is an arithmetic number, because the mean of its divisors is an integer number (433494396432).

Almost surely, 2^{2311440323242} is an apocalyptic number.

2311440323242 is a deficient number, since it is larger than the sum of its proper divisors (1156514848214).

2311440323242 is a wasteful number, since it uses less digits than its factorization.

2311440323242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 264895532.

The product of its (nonzero) digits is 27648, while the sum is 31.

Adding to 2311440323242 its reverse (2423230441132), we get a palindrome (4734670764374).

The spelling of 2311440323242 in words is "two trillion, three hundred eleven billion, four hundred forty million, three hundred twenty-three thousand, two hundred forty-two".