123313450142312 has 32 divisors (see below), whose sum is σ = 231352592234400. Its totient is φ = 61619435014464.

The previous prime is 123313450142291. The next prime is 123313450142329. The reversal of 123313450142312 is 213241054313321.

It is a happy number.

It is an unprimeable number.

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, 104308139 + ... + 105483717.

It is an arithmetic number, because the mean of its divisors is an integer number (7229768507325).

Almost surely, 2^{123313450142312} is an apocalyptic number.

It is an amenable number.

123313450142312 is a deficient number, since it is larger than the sum of its proper divisors (108039142092088).

123313450142312 is a wasteful number, since it uses less digits than its factorization.

123313450142312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1183505 (or 1183501 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 35.

The spelling of 123313450142312 in words is "one hundred twenty-three trillion, three hundred thirteen billion, four hundred fifty million, one hundred forty-two thousand, three hundred twelve".