1123411444321 has 4 divisors (see below), whose sum is σ = 1123503156144. Its totient is φ = 1123319732500.

The previous prime is 1123411444313. The next prime is 1123411444357. The reversal of 1123411444321 is 1234441143211.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1123411444321 - 2³ = 1123411444313 is a prime.

It is a super-3 number, since 3×1123411444321³ (a number of 37 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1123411444621) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 45837535 + ... + 45862036.

It is an arithmetic number, because the mean of its divisors is an integer number (280875789036).

Almost surely, 2^{1123411444321} is an apocalyptic number.

It is an amenable number.

1123411444321 is a deficient number, since it is larger than the sum of its proper divisors (91711823).

1123411444321 is an equidigital number, since it uses as much as digits as its factorization.

1123411444321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91711822.

The product of its digits is 9216, while the sum is 31.

Adding to 1123411444321 its reverse (1234441143211), we get a palindrome (2357852587532).

The spelling of 1123411444321 in words is "one trillion, one hundred twenty-three billion, four hundred eleven million, four hundred forty-four thousand, three hundred twenty-one".