2113144404344 has 16 divisors (see below), whose sum is σ = 3962163118320. Its totient is φ = 1056567572800.

The previous prime is 2113144404313. The next prime is 2113144404347. The reversal of 2113144404344 is 4434044413112.

It is a super-2 number, since 2×2113144404344² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2113144404347) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2079644 + ... + 2924244.

It is an arithmetic number, because the mean of its divisors is an integer number (247635194895).

Almost surely, 2^{2113144404344} is an apocalyptic number.

It is an amenable number.

2113144404344 is a deficient number, since it is larger than the sum of its proper divisors (1849018713976).

2113144404344 is a wasteful number, since it uses less digits than its factorization.

2113144404344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1157350 (or 1157346 counting only the distinct ones).

The product of its (nonzero) digits is 73728, while the sum is 35.

Adding to 2113144404344 its reverse (4434044413112), we get a palindrome (6547188817456).

The spelling of 2113144404344 in words is "two trillion, one hundred thirteen billion, one hundred forty-four million, four hundred four thousand, three hundred forty-four".