12101120101019 has 2 divisors, whose sum is σ = 12101120101020. Its totient is φ = 12101120101018.

The previous prime is 12101120100997. The next prime is 12101120101039. The reversal of 12101120101019 is 91010102110121.

It is an a-pointer prime, because the next prime (12101120101039) can be obtained adding 12101120101019 to its sum of digits (20).

It is a strong prime.

It is an emirp because it is prime and its reverse (91010102110121) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12101120101019 is a prime.

It is a super-2 number, since 2×12101120101019² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (12101120101039) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6050560050509 + 6050560050510.

It is an arithmetic number, because the mean of its divisors is an integer number (6050560050510).

Almost surely, 2^{12101120101019} is an apocalyptic number.

12101120101019 is a deficient number, since it is larger than the sum of its proper divisors (1).

12101120101019 is an equidigital number, since it uses as much as digits as its factorization.

12101120101019 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36, while the sum is 20.

The spelling of 12101120101019 in words is "twelve trillion, one hundred one billion, one hundred twenty million, one hundred one thousand, nineteen".