26104143311121 has 4 divisors (see below), whose sum is σ = 34805524414832. Its totient is φ = 17402762207412.

The previous prime is 26104143311041. The next prime is 26104143311131. The reversal of 26104143311121 is 12111334140162.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 26104143311121 - 2¹⁹ = 26104142786833 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (26104143311131) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4350690551851 + ... + 4350690551856.

It is an arithmetic number, because the mean of its divisors is an integer number (8701381103708).

Almost surely, 2^{26104143311121} is an apocalyptic number.

It is an amenable number.

26104143311121 is a deficient number, since it is larger than the sum of its proper divisors (8701381103711).

26104143311121 is an equidigital number, since it uses as much as digits as its factorization.

26104143311121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8701381103710.

The product of its (nonzero) digits is 3456, while the sum is 30.

Adding to 26104143311121 its reverse (12111334140162), we get a palindrome (38215477451283).

The spelling of 26104143311121 in words is "twenty-six trillion, one hundred four billion, one hundred forty-three million, three hundred eleven thousand, one hundred twenty-one".