2011120122149 has 2 divisors, whose sum is σ = 2011120122150. Its totient is φ = 2011120122148.

The previous prime is 2011120122073. The next prime is 2011120122161. The reversal of 2011120122149 is 9412210211102.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1996549218049 + 14570904100 = 1412993^2 + 120710^2 .

It is a cyclic number.

It is not a de Polignac number, because 2011120122149 - 2¹⁶ = 2011120056613 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2011120112149) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1005560061074 + 1005560061075.

It is an arithmetic number, because the mean of its divisors is an integer number (1005560061075).

Almost surely, 2^{2011120122149} is an apocalyptic number.

It is an amenable number.

2011120122149 is a deficient number, since it is larger than the sum of its proper divisors (1).

2011120122149 is an equidigital number, since it uses as much as digits as its factorization.

2011120122149 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 576, while the sum is 26.

The spelling of 2011120122149 in words is "two trillion, eleven billion, one hundred twenty million, one hundred twenty-two thousand, one hundred forty-nine".