1305352103124 has 12 divisors (see below), whose sum is σ = 3045821573984. Its totient is φ = 435117367704.

The previous prime is 1305352103113. The next prime is 1305352103243. The reversal of 1305352103124 is 4213012535031.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×1305352103124² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1305352103091 and 1305352103100.

It is a congruent number.

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, 54389670952 + ... + 54389670975.

Almost surely, 2^{1305352103124} is an apocalyptic number.

It is an amenable number.

1305352103124 is an abundant number, since it is smaller than the sum of its proper divisors (1740469470860).

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

1305352103124 is a wasteful number, since it uses less digits than its factorization.

1305352103124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 108779341934 (or 108779341932 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 30.

Adding to 1305352103124 its reverse (4213012535031), we get a palindrome (5518364638155).

The spelling of 1305352103124 in words is "one trillion, three hundred five billion, three hundred fifty-two million, one hundred three thousand, one hundred twenty-four".