123315325421352 has 32 divisors (see below), whose sum is σ = 308590261032480. Its totient is φ = 41064848809920.

The previous prime is 123315325421329. The next prime is 123315325421371. The reversal of 123315325421352 is 253124523513321.

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, 2516203978 + ... + 2516252985.

It is an arithmetic number, because the mean of its divisors is an integer number (9643445657265).

Almost surely, 2^{123315325421352} is an apocalyptic number.

123315325421352 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

123315325421352 is an abundant number, since it is smaller than the sum of its proper divisors (185274935611128).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

123315325421352 is a wasteful number, since it uses less digits than its factorization.

123315325421352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5032457993 (or 5032457989 counting only the distinct ones).

The product of its digits is 648000, while the sum is 42.

Adding to 123315325421352 its reverse (253124523513321), we get a palindrome (376439848934673).

The spelling of 123315325421352 in words is "one hundred twenty-three trillion, three hundred fifteen billion, three hundred twenty-five million, four hundred twenty-one thousand, three hundred fifty-two".