3120020004 has 24 divisors (see below), whose sum is σ = 7286213088. Its totient is φ = 1039125760.

The previous prime is 3120019999. The next prime is 3120020027. The reversal of 3120020004 is 4000200213.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 95277 + ... + 123764.

It is an arithmetic number, because the mean of its divisors is an integer number (303592212).

Almost surely, 2^3120020004 is an apocalyptic number.

It is an amenable number.

3120020004 is an abundant number, since it is smaller than the sum of its proper divisors (4166193084).

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

3120020004 is a wasteful number, since it uses less digits than its factorization.

3120020004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 220235 (or 220233 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 12.

The square root of 3120020004 is about 55857.1392393130. The cubic root of 3120020004 is about 1461.2318377139.

Adding to 3120020004 its reverse (4000200213), we get a palindrome (7120220217).

The spelling of 3120020004 in words is "three billion, one hundred twenty million, twenty thousand, four".