3120213212001 has 6 divisors (see below), whose sum is σ = 4506974639570. Its totient is φ = 2080142141328.

The previous prime is 3120213211991. The next prime is 3120213212009. The reversal of 3120213212001 is 1002123120213.

3120213212001 is a `hidden beast` number, since 3 + 120 + 21 + 321 + 200 + 1 = 666.

It can be written as a sum of positive squares in only one way, i.e., 2058653909601 + 1061559302400 = 1434801^2 + 1030320^2 .

It is not a de Polignac number, because 3120213212001 - 2¹⁵ = 3120213179233 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3120213212009) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 173345178436 + ... + 173345178453.

Almost surely, 2^{3120213212001} is an apocalyptic number.

It is an amenable number.

3120213212001 is a deficient number, since it is larger than the sum of its proper divisors (1386761427569).

3120213212001 is a wasteful number, since it uses less digits than its factorization.

3120213212001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 346690356895 (or 346690356892 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 3120213212001 its reverse (1002123120213), we get a palindrome (4122336332214).

The spelling of 3120213212001 in words is "three trillion, one hundred twenty billion, two hundred thirteen million, two hundred twelve thousand, one".