1121230123323 has 4 divisors (see below), whose sum is σ = 1494973497768. Its totient is φ = 747486748880.

The previous prime is 1121230123303. The next prime is 1121230123333. The reversal of 1121230123323 is 3233210321211.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1121230123323 - 2⁹ = 1121230122811 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1121230123293 and 1121230123302.

It is not an unprimeable number, because it can be changed into a prime (1121230123303) 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, 186871687218 + ... + 186871687223.

It is an arithmetic number, because the mean of its divisors is an integer number (373743374442).

Almost surely, 2^{1121230123323} is an apocalyptic number.

1121230123323 is a deficient number, since it is larger than the sum of its proper divisors (373743374445).

1121230123323 is an equidigital number, since it uses as much as digits as its factorization.

1121230123323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 373743374444.

The product of its (nonzero) digits is 1296, while the sum is 24.

Adding to 1121230123323 its reverse (3233210321211), we get a palindrome (4354440444534).

The spelling of 1121230123323 in words is "one trillion, one hundred twenty-one billion, two hundred thirty million, one hundred twenty-three thousand, three hundred twenty-three".