101212012111213 has 2 divisors, whose sum is σ = 101212012111214. Its totient is φ = 101212012111212.

The previous prime is 101212012111183. The next prime is 101212012111219. The reversal of 101212012111213 is 312111210212101.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 61951098293604 + 39260913817609 = 7870902^2 + 6265853^2 .

It is a cyclic number.

It is not a de Polignac number, because 101212012111213 - 2⁵ = 101212012111181 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (101212012111219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50606006055606 + 50606006055607.

It is an arithmetic number, because the mean of its divisors is an integer number (50606006055607).

Almost surely, 2^{101212012111213} is an apocalyptic number.

It is an amenable number.

101212012111213 is a deficient number, since it is larger than the sum of its proper divisors (1).

101212012111213 is an equidigital number, since it uses as much as digits as its factorization.

101212012111213 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 48, while the sum is 19.

Adding to 101212012111213 its reverse (312111210212101), we get a palindrome (413323222323314).

The spelling of 101212012111213 in words is "one hundred one trillion, two hundred twelve billion, twelve million, one hundred eleven thousand, two hundred thirteen".