1223133313123 has 8 divisors (see below), whose sum is σ = 1307904930720. Its totient is φ = 1139786428800.

The previous prime is 1223133313121. The next prime is 1223133313147. The reversal of 1223133313123 is 3213133313221.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 1223133313123 - 2¹ = 1223133313121 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1223133313091 and 1223133313100.

It is not an unprimeable number, because it can be changed into a prime (1223133313121) 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 7 ways as a sum of consecutive naturals, for example, 356181543 + ... + 356184976.

It is an arithmetic number, because the mean of its divisors is an integer number (163488116340).

Almost surely, 2^{1223133313123} is an apocalyptic number.

1223133313123 is a deficient number, since it is larger than the sum of its proper divisors (84771617597).

1223133313123 is a wasteful number, since it uses less digits than its factorization.

1223133313123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 712366637.

The product of its digits is 5832, while the sum is 28.

Adding to 1223133313123 its reverse (3213133313221), we get a palindrome (4436266626344).

The spelling of 1223133313123 in words is "one trillion, two hundred twenty-three billion, one hundred thirty-three million, three hundred thirteen thousand, one hundred twenty-three".