1233304331123 has 2 divisors, whose sum is σ = 1233304331124. Its totient is φ = 1233304331122.

The previous prime is 1233304331117. The next prime is 1233304331137. The reversal of 1233304331123 is 3211334033321.

It is a weak prime.

It is an emirp because it is prime and its reverse (3211334033321) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1233304331123 - 2¹⁰ = 1233304330099 is a prime.

It is a super-2 number, since 2×1233304331123² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1233304331423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 616652165561 + 616652165562.

It is an arithmetic number, because the mean of its divisors is an integer number (616652165562).

Almost surely, 2^{1233304331123} is an apocalyptic number.

1233304331123 is a deficient number, since it is larger than the sum of its proper divisors (1).

1233304331123 is an equidigital number, since it uses as much as digits as its factorization.

1233304331123 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11664, while the sum is 29.

Adding to 1233304331123 its reverse (3211334033321), we get a palindrome (4444638364444).

The spelling of 1233304331123 in words is "one trillion, two hundred thirty-three billion, three hundred four million, three hundred thirty-one thousand, one hundred twenty-three".