3120020200120 has 64 divisors (see below), whose sum is σ = 7392852640800. Its totient is φ = 1181790466560.

The previous prime is 3120020200049. The next prime is 3120020200159. The reversal of 3120020200120 is 210020200213.

It is a self number, because there is not a number n which added to its sum of digits gives 3120020200120.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 763762 + ... + 2612158.

Almost surely, 2^{3120020200120} is an apocalyptic number.

It is an amenable number.

3120020200120 is an abundant number, since it is smaller than the sum of its proper divisors (4272832440680).

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

3120020200120 is a wasteful number, since it uses less digits than its factorization.

3120020200120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1850648 (or 1850644 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 13.

Adding to 3120020200120 its reverse (210020200213), we get a palindrome (3330040400333).

The spelling of 3120020200120 in words is "three trillion, one hundred twenty billion, twenty million, two hundred thousand, one hundred twenty".