2012101010189 has 2 divisors, whose sum is σ = 2012101010190. Its totient is φ = 2012101010188.

The previous prime is 2012101010141. The next prime is 2012101010221. The reversal of 2012101010189 is 9810101012102.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2005155121225 + 6945888964 = 1416035^2 + 83342^2 .

It is a cyclic number.

It is not a de Polignac number, because 2012101010189 - 2³⁶ = 1943381533453 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2012101010389) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1006050505094 + 1006050505095.

It is an arithmetic number, because the mean of its divisors is an integer number (1006050505095).

Almost surely, 2^{2012101010189} is an apocalyptic number.

It is an amenable number.

2012101010189 is a deficient number, since it is larger than the sum of its proper divisors (1).

2012101010189 is an equidigital number, since it uses as much as digits as its factorization.

2012101010189 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 288, while the sum is 26.

The spelling of 2012101010189 in words is "two trillion, twelve billion, one hundred one million, ten thousand, one hundred eighty-nine".