1123434430321 has 8 divisors (see below), whose sum is σ = 1287603934400. Its totient is φ = 960184644048.

The previous prime is 1123434430277. The next prime is 1123434430331. The reversal of 1123434430321 is 1230344343211.

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

It is not a de Polignac number, because 1123434430321 - 2¹¹ = 1123434428273 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1123434430331) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 229926831 + ... + 229931716.

It is an arithmetic number, because the mean of its divisors is an integer number (160950491800).

Almost surely, 2^{1123434430321} is an apocalyptic number.

It is an amenable number.

1123434430321 is a deficient number, since it is larger than the sum of its proper divisors (164169504079).

1123434430321 is an equidigital number, since it uses as much as digits as its factorization.

1123434430321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 459858903.

The product of its (nonzero) digits is 20736, while the sum is 31.

Adding to 1123434430321 its reverse (1230344343211), we get a palindrome (2353778773532).

The spelling of 1123434430321 in words is "one trillion, one hundred twenty-three billion, four hundred thirty-four million, four hundred thirty thousand, three hundred twenty-one".