100423726229 has 2 divisors, whose sum is σ = 100423726230. Its totient is φ = 100423726228.

The previous prime is 100423726217. The next prime is 100423726303. The reversal of 100423726229 is 922627324001.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 91188900625 + 9234825604 = 301975^2 + 96098^2 .

It is a cyclic number.

It is not a de Polignac number, because 100423726229 - 2⁸ = 100423725973 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 100423726192 and 100423726201.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (100423126229) 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, 50211863114 + 50211863115.

It is an arithmetic number, because the mean of its divisors is an integer number (50211863115).

Almost surely, 2^100423726229 is an apocalyptic number.

It is an amenable number.

100423726229 is a deficient number, since it is larger than the sum of its proper divisors (1).

100423726229 is an equidigital number, since it uses as much as digits as its factorization.

100423726229 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72576, while the sum is 38.

The spelling of 100423726229 in words is "one hundred billion, four hundred twenty-three million, seven hundred twenty-six thousand, two hundred twenty-nine".