201044222389 has 2 divisors, whose sum is σ = 201044222390. Its totient is φ = 201044222388.

The previous prime is 201044222317. The next prime is 201044222411. The reversal of 201044222389 is 983222440102.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 159404555025 + 41639667364 = 399255^2 + 204058^2 .

It is a cyclic number.

It is not a de Polignac number, because 201044222389 - 2²⁹ = 200507351477 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (201044222089) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100522111194 + 100522111195.

It is an arithmetic number, because the mean of its divisors is an integer number (100522111195).

Almost surely, 2^201044222389 is an apocalyptic number.

It is an amenable number.

201044222389 is a deficient number, since it is larger than the sum of its proper divisors (1).

201044222389 is an equidigital number, since it uses as much as digits as its factorization.

201044222389 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 55296, while the sum is 37.

The spelling of 201044222389 in words is "two hundred one billion, forty-four million, two hundred twenty-two thousand, three hundred eighty-nine".