10212120011189 has 2 divisors, whose sum is σ = 10212120011190. Its totient is φ = 10212120011188.

The previous prime is 10212120011111. The next prime is 10212120011201. The reversal of 10212120011189 is 98111002121201.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9012952656964 + 1199167354225 = 3002158^2 + 1095065^2 .

It is a cyclic number.

It is not a de Polignac number, because 10212120011189 - 2²⁴ = 10212103233973 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10212120017189) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5106060005594 + 5106060005595.

It is an arithmetic number, because the mean of its divisors is an integer number (5106060005595).

Almost surely, 2^{10212120011189} is an apocalyptic number.

It is an amenable number.

10212120011189 is a deficient number, since it is larger than the sum of its proper divisors (1).

10212120011189 is an equidigital number, since it uses as much as digits as its factorization.

10212120011189 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 576, while the sum is 29.

The spelling of 10212120011189 in words is "ten trillion, two hundred twelve billion, one hundred twenty million, eleven thousand, one hundred eighty-nine".