1043344223321 has 32 divisors (see below), whose sum is σ = 1170082193280. Its totient is φ = 926454412800.

The previous prime is 1043344223303. The next prime is 1043344223323. The reversal of 1043344223321 is 1233224433401.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1043344223321 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1043344223323) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1788011 + ... + 2298623.

It is an arithmetic number, because the mean of its divisors is an integer number (36565068540).

Almost surely, 2^{1043344223321} is an apocalyptic number.

It is an amenable number.

1043344223321 is a deficient number, since it is larger than the sum of its proper divisors (126737969959).

1043344223321 is a wasteful number, since it uses less digits than its factorization.

1043344223321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 510777.

The product of its (nonzero) digits is 41472, while the sum is 32.

Adding to 1043344223321 its reverse (1233224433401), we get a palindrome (2276568656722).

The spelling of 1043344223321 in words is "one trillion, forty-three billion, three hundred forty-four million, two hundred twenty-three thousand, three hundred twenty-one".