3120321101000 has 128 divisors (see below), whose sum is σ = 7495257369600. Its totient is φ = 1215202060800.

The previous prime is 3120321100999. The next prime is 3120321101017. The reversal of 3120321101000 is 1011230213.

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 31 ways as a sum of consecutive naturals, for example, 13343081 + ... + 13574919.

It is an arithmetic number, because the mean of its divisors is an integer number (58556698200).

Almost surely, 2^{3120321101000} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3120321101000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3747628684800).

3120321101000 is an abundant number, since it is smaller than the sum of its proper divisors (4374936268600).

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

3120321101000 is a wasteful number, since it uses less digits than its factorization.

3120321101000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 232216 (or 232202 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 14.

Adding to 3120321101000 its reverse (1011230213), we get a palindrome (3121332331213).

The spelling of 3120321101000 in words is "three trillion, one hundred twenty billion, three hundred twenty-one million, one hundred one thousand".