3120213112101 has 12 divisors (see below), whose sum is σ = 4526655609580. Its totient is φ = 2071058483520.

The previous prime is 3120213112099. The next prime is 3120213112151. The reversal of 3120213112101 is 1012113120213.

3120213112101 is a `hidden beast` number, since 3 + 120 + 21 + 311 + 210 + 1 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 2709319292001 + 410893820100 = 1646001^2 + 641010^2 .

It is not a de Polignac number, because 3120213112101 - 2¹ = 3120213112099 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3120213112151) 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 11 ways as a sum of consecutive naturals, for example, 756963760 + ... + 756967881.

Almost surely, 2^{3120213112101} is an apocalyptic number.

It is an amenable number.

3120213112101 is a deficient number, since it is larger than the sum of its proper divisors (1406442497479).

3120213112101 is a wasteful number, since it uses less digits than its factorization.

3120213112101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1513931876 (or 1513931873 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 18.

Adding to 3120213112101 its reverse (1012113120213), we get a palindrome (4132326232314).

The spelling of 3120213112101 in words is "three trillion, one hundred twenty billion, two hundred thirteen million, one hundred twelve thousand, one hundred one".