26204043101 has 2 divisors, whose sum is σ = 26204043102. Its totient is φ = 26204043100.

The previous prime is 26204043091. The next prime is 26204043127. The reversal of 26204043101 is 10134040262.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 26164680025 + 39363076 = 161755^2 + 6274^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-26204043101 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (26204043181) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13102021550 + 13102021551.

It is an arithmetic number, because the mean of its divisors is an integer number (13102021551).

Almost surely, 2^26204043101 is an apocalyptic number.

It is an amenable number.

26204043101 is a deficient number, since it is larger than the sum of its proper divisors (1).

26204043101 is an equidigital number, since it uses as much as digits as its factorization.

26204043101 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 26204043101 its reverse (10134040262), we get a palindrome (36338083363).

The spelling of 26204043101 in words is "twenty-six billion, two hundred four million, forty-three thousand, one hundred one".