123012315335306 has 8 divisors (see below), whose sum is σ = 184518559555680. Its totient is φ = 61506128816748.

The previous prime is 123012315335269. The next prime is 123012315335389. The reversal of 123012315335306 is 603533513210321.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×123012315335306² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 123012315335306.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8630156 + ... + 17902631.

It is an arithmetic number, because the mean of its divisors is an integer number (23064819944460).

Almost surely, 2^{123012315335306} is an apocalyptic number.

123012315335306 is a deficient number, since it is larger than the sum of its proper divisors (61506244220374).

123012315335306 is a wasteful number, since it uses less digits than its factorization.

123012315335306 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28850908.

The product of its (nonzero) digits is 145800, while the sum is 38.

Adding to 123012315335306 its reverse (603533513210321), we get a palindrome (726545828545627).

The spelling of 123012315335306 in words is "one hundred twenty-three trillion, twelve billion, three hundred fifteen million, three hundred thirty-five thousand, three hundred six".