3000520340123 has 4 divisors (see below), whose sum is σ = 3005512887048. Its totient is φ = 2995527793200.

The previous prime is 3000520340029. The next prime is 3000520340149. The reversal of 3000520340123 is 3210430250003.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 3000520340123 - 2²² = 3000516145819 is a prime.

It is a super-2 number, since 2×3000520340123² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3000520346123) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2496272561 + ... + 2496273762.

It is an arithmetic number, because the mean of its divisors is an integer number (751378221762).

Almost surely, 2^{3000520340123} is an apocalyptic number.

3000520340123 is a deficient number, since it is larger than the sum of its proper divisors (4992546925).

3000520340123 is an equidigital number, since it uses as much as digits as its factorization.

3000520340123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4992546924.

The product of its (nonzero) digits is 2160, while the sum is 23.

Adding to 3000520340123 its reverse (3210430250003), we get a palindrome (6210950590126).

The spelling of 3000520340123 in words is "three trillion, five hundred twenty million, three hundred forty thousand, one hundred twenty-three".