11000020020149 has 2 divisors, whose sum is σ = 11000020020150. Its totient is φ = 11000020020148.

The previous prime is 11000020020091. The next prime is 11000020020151. The reversal of 11000020020149 is 94102002000011.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10950639180625 + 49380839524 = 3309175^2 + 222218^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11000020020149 is a prime.

Together with 11000020020151, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11000020020149.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11000020020049) 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, 5500010010074 + 5500010010075.

It is an arithmetic number, because the mean of its divisors is an integer number (5500010010075).

Almost surely, 2^{11000020020149} is an apocalyptic number.

It is an amenable number.

11000020020149 is a deficient number, since it is larger than the sum of its proper divisors (1).

11000020020149 is an equidigital number, since it uses as much as digits as its factorization.

11000020020149 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144, while the sum is 20.

The spelling of 11000020020149 in words is "eleven trillion, twenty million, twenty thousand, one hundred forty-nine".