100243444229 has 2 divisors, whose sum is σ = 100243444230. Its totient is φ = 100243444228.

The previous prime is 100243444187. The next prime is 100243444241. The reversal of 100243444229 is 922444342001.

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., 100234293604 + 9150625 = 316598^2 + 3025^2 .

It is a cyclic number.

It is not a de Polignac number, because 100243444229 - 2¹⁶ = 100243378693 is a prime.

It is a super-2 number, since 2×100243444229² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (100243444129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50121722114 + 50121722115.

It is an arithmetic number, because the mean of its divisors is an integer number (50121722115).

Almost surely, 2^100243444229 is an apocalyptic number.

It is an amenable number.

100243444229 is a deficient number, since it is larger than the sum of its proper divisors (1).

100243444229 is an equidigital number, since it uses as much as digits as its factorization.

100243444229 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 55296, while the sum is 35.

The spelling of 100243444229 in words is "one hundred billion, two hundred forty-three million, four hundred forty-four thousand, two hundred twenty-nine".