12101020201927 has 2 divisors, whose sum is σ = 12101020201928. Its totient is φ = 12101020201926.

The previous prime is 12101020201891. The next prime is 12101020202017. The reversal of 12101020201927 is 72910202010121.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12101020201927 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12101020201895 and 12101020201904.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12101020201327) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6050510100963 + 6050510100964.

It is an arithmetic number, because the mean of its divisors is an integer number (6050510100964).

Almost surely, 2^{12101020201927} is an apocalyptic number.

12101020201927 is a deficient number, since it is larger than the sum of its proper divisors (1).

12101020201927 is an equidigital number, since it uses as much as digits as its factorization.

12101020201927 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1008, while the sum is 28.

The spelling of 12101020201927 in words is "twelve trillion, one hundred one billion, twenty million, two hundred one thousand, nine hundred twenty-seven".