123023132312 has 16 divisors (see below), whose sum is σ = 230675590800. Its totient is φ = 61509641440.

The previous prime is 123023132273. The next prime is 123023132327. The reversal of 123023132312 is 213231320321.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 51989 + ... + 498747.

It is an arithmetic number, because the mean of its divisors is an integer number (14417224425).

Almost surely, 2^123023132312 is an apocalyptic number.

It is an amenable number.

123023132312 is a deficient number, since it is larger than the sum of its proper divisors (107652458488).

123023132312 is a wasteful number, since it uses less digits than its factorization.

123023132312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 481186 (or 481182 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 123023132312 its reverse (213231320321), we get a palindrome (336254452633).

The spelling of 123023132312 in words is "one hundred twenty-three billion, twenty-three million, one hundred thirty-two thousand, three hundred twelve".