3120003111212 has 48 divisors (see below), whose sum is σ = 6072581760000. Its totient is φ = 1392884354880.

The previous prime is 3120003111179. The next prime is 3120003111217. The reversal of 3120003111212 is 2121113000213.

It is not an unprimeable number, because it can be changed into a prime (3120003111217) 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 15 ways as a sum of consecutive naturals, for example, 2922539 + ... + 3844637.

It is an arithmetic number, because the mean of its divisors is an integer number (126512120000).

Almost surely, 2^{3120003111212} is an apocalyptic number.

It is an amenable number.

3120003111212 is a deficient number, since it is larger than the sum of its proper divisors (2952578648788).

3120003111212 is a wasteful number, since it uses less digits than its factorization.

3120003111212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 924246 (or 924244 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 3120003111212 its reverse (2121113000213), we get a palindrome (5241116111425).

The spelling of 3120003111212 in words is "three trillion, one hundred twenty billion, three million, one hundred eleven thousand, two hundred twelve".