12101012011213 has 2 divisors, whose sum is σ = 12101012011214. Its totient is φ = 12101012011212.

The previous prime is 12101012011199. The next prime is 12101012011217. The reversal of 12101012011213 is 31211021010121.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11943956736009 + 157055275204 = 3456003^2 + 396302^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12101012011213 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12101012011217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6050506005606 + 6050506005607.

It is an arithmetic number, because the mean of its divisors is an integer number (6050506005607).

Almost surely, 2^{12101012011213} is an apocalyptic number.

It is an amenable number.

12101012011213 is a deficient number, since it is larger than the sum of its proper divisors (1).

12101012011213 is an equidigital number, since it uses as much as digits as its factorization.

12101012011213 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24, while the sum is 16.

Adding to 12101012011213 its reverse (31211021010121), we get a palindrome (43312033021334).

The spelling of 12101012011213 in words is "twelve trillion, one hundred one billion, twelve million, eleven thousand, two hundred thirteen".