101444200789 has 2 divisors, whose sum is σ = 101444200790. Its totient is φ = 101444200788.

The previous prime is 101444200751. The next prime is 101444200829. The reversal of 101444200789 is 987002444101.

It is an a-pointer prime, because the next prime (101444200829) can be obtained adding 101444200789 to its sum of digits (40).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 75423284689 + 26020916100 = 274633^2 + 161310^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-101444200789 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (101444240789) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50722100394 + 50722100395.

It is an arithmetic number, because the mean of its divisors is an integer number (50722100395).

Almost surely, 2^101444200789 is an apocalyptic number.

It is an amenable number.

101444200789 is a deficient number, since it is larger than the sum of its proper divisors (1).

101444200789 is an equidigital number, since it uses as much as digits as its factorization.

101444200789 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 64512, while the sum is 40.

The spelling of 101444200789 in words is "one hundred one billion, four hundred forty-four million, two hundred thousand, seven hundred eighty-nine".