3000012321220 has 12 divisors (see below), whose sum is σ = 6300025874604. Its totient is φ = 1200004928480.

The previous prime is 3000012321179. The next prime is 3000012321227. The reversal of 3000012321220 is 221232100003.

It can be written as a sum of positive squares in 2 ways, for example, as 370581432516 + 2629430888704 = 608754^2 + 1621552^2 .

It is a super-3 number, since 3×3000012321220³ (a number of 38 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3000012321194 and 3000012321203.

It is not an unprimeable number, because it can be changed into a prime (3000012321227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 75000308011 + ... + 75000308050.

It is an arithmetic number, because the mean of its divisors is an integer number (525002156217).

Almost surely, 2^{3000012321220} is an apocalyptic number.

It is an amenable number.

3000012321220 is an abundant number, since it is smaller than the sum of its proper divisors (3300013553384).

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

3000012321220 is a wasteful number, since it uses less digits than its factorization.

3000012321220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150000616070 (or 150000616068 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 3000012321220 its reverse (221232100003), we get a palindrome (3221244421223).

The spelling of 3000012321220 in words is "three trillion, twelve million, three hundred twenty-one thousand, two hundred twenty".