1132123112123 has 4 divisors (see below), whose sum is σ = 1132637014968. Its totient is φ = 1131609209280.

The previous prime is 1132123112089. The next prime is 1132123112189. The reversal of 1132123112123 is 3212113212311.

It is a happy number.

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 1132123112123 - 2¹⁰ = 1132123111099 is a prime.

It is a super-3 number, since 3×1132123112123³ (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 (1132123111123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 256948118 + ... + 256952523.

It is an arithmetic number, because the mean of its divisors is an integer number (283159253742).

Almost surely, 2^{1132123112123} is an apocalyptic number.

1132123112123 is a deficient number, since it is larger than the sum of its proper divisors (513902845).

1132123112123 is an equidigital number, since it uses as much as digits as its factorization.

1132123112123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 513902844.

The product of its digits is 432, while the sum is 23.

Adding to 1132123112123 its reverse (3212113212311), we get a palindrome (4344236324434).

The spelling of 1132123112123 in words is "one trillion, one hundred thirty-two billion, one hundred twenty-three million, one hundred twelve thousand, one hundred twenty-three".