3111210101213 has 2 divisors, whose sum is σ = 3111210101214. Its totient is φ = 3111210101212.

The previous prime is 3111210101201. The next prime is 3111210101227. The reversal of 3111210101213 is 3121010121113.

3111210101213 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3091559108089 + 19650993124 = 1758283^2 + 140182^2 .

It is a cyclic number.

It is not a de Polignac number, because 3111210101213 - 2¹² = 3111210097117 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3111210101191 and 3111210101200.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3111210151213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1555605050606 + 1555605050607.

It is an arithmetic number, because the mean of its divisors is an integer number (1555605050607).

Almost surely, 2^{3111210101213} is an apocalyptic number.

It is an amenable number.

3111210101213 is a deficient number, since it is larger than the sum of its proper divisors (1).

3111210101213 is an equidigital number, since it uses as much as digits as its factorization.

3111210101213 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36, while the sum is 17.

Adding to 3111210101213 its reverse (3121010121113), we get a palindrome (6232220222326).

The spelling of 3111210101213 in words is "three trillion, one hundred eleven billion, two hundred ten million, one hundred one thousand, two hundred thirteen".