123424310312 has 32 divisors (see below), whose sum is σ = 237097082880. Its totient is φ = 60198829440.

The previous prime is 123424310291. The next prime is 123424310351. The reversal of 123424310312 is 213013424321.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2918873 + ... + 2960855.

It is an arithmetic number, because the mean of its divisors is an integer number (7409283840).

Almost surely, 2^123424310312 is an apocalyptic number.

It is an amenable number.

123424310312 is a deficient number, since it is larger than the sum of its proper divisors (113672772568).

123424310312 is a wasteful number, since it uses less digits than its factorization.

123424310312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50993 (or 50989 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 26.

Adding to 123424310312 its reverse (213013424321), we get a palindrome (336437734633).

The spelling of 123424310312 in words is "one hundred twenty-three billion, four hundred twenty-four million, three hundred ten thousand, three hundred twelve".