3000002120 has 32 divisors (see below), whose sum is σ = 6776292600. Its totient is φ = 1195327488.

The previous prime is 3000002119. The next prime is 3000002141. The reversal of 3000002120 is 212000003.

It can be written as a sum of positive squares in 4 ways, for example, as 2564612164 + 435389956 = 50642^2 + 20866^2 .

It is a Harshad number since it is a multiple of its sum of digits (8).

It is a junction number, because it is equal to n+sod(n) for n = 3000002098 and 3000002107.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 135635 + ... + 156194.

Almost surely, 2^3000002120 is an apocalyptic number.

It is an amenable number.

3000002120 is an abundant number, since it is smaller than the sum of its proper divisors (3776290480).

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

3000002120 is a wasteful number, since it uses less digits than its factorization.

3000002120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 292097 (or 292093 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 8.

The square root of 3000002120 is about 54772.2751033769. The cubic root of 3000002120 is about 1442.2499100372.

Adding to 3000002120 its reverse (212000003), we get a palindrome (3212002123).

The spelling of 3000002120 in words is "three billion, two thousand, one hundred twenty".