144224202901 has 2 divisors, whose sum is σ = 144224202902. Its totient is φ = 144224202900.

The previous prime is 144224202893. The next prime is 144224202923. The reversal of 144224202901 is 109202422441.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 115497342801 + 28726860100 = 339849^2 + 169490^2 .

It is a cyclic number.

It is not a de Polignac number, because 144224202901 - 2³ = 144224202893 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (144224208901) 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, 72112101450 + 72112101451.

It is an arithmetic number, because the mean of its divisors is an integer number (72112101451).

Almost surely, 2^144224202901 is an apocalyptic number.

It is an amenable number.

144224202901 is a deficient number, since it is larger than the sum of its proper divisors (1).

144224202901 is an equidigital number, since it uses as much as digits as its factorization.

144224202901 is an odious number, because the sum of its binary digits is odd.

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

The spelling of 144224202901 in words is "one hundred forty-four billion, two hundred twenty-four million, two hundred two thousand, nine hundred one".