201044222149 has 2 divisors, whose sum is σ = 201044222150. Its totient is φ = 201044222148.

The previous prime is 201044222089. The next prime is 201044222177. The reversal of 201044222149 is 941222440102.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 140020401249 + 61023820900 = 374193^2 + 247030^2 .

It is a cyclic number.

It is not a de Polignac number, because 201044222149 - 2¹¹ = 201044220101 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 201044222149.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (201044225149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100522111074 + 100522111075.

It is an arithmetic number, because the mean of its divisors is an integer number (100522111075).

Almost surely, 2^201044222149 is an apocalyptic number.

It is an amenable number.

201044222149 is a deficient number, since it is larger than the sum of its proper divisors (1).

201044222149 is an equidigital number, since it uses as much as digits as its factorization.

201044222149 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9216, while the sum is 31.

The spelling of 201044222149 in words is "two hundred one billion, forty-four million, two hundred twenty-two thousand, one hundred forty-nine".