26201121 has 4 divisors (see below), whose sum is σ = 34934832. Its totient is φ = 17467412.

The previous prime is 26201111. The next prime is 26201141. The reversal of 26201121 is 12110262.

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 a cyclic number.

It is not a de Polignac number, because 26201121 - 2⁵ = 26201089 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 26201121.

It is not an unprimeable number, because it can be changed into a prime (26201111) 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, 4366851 + ... + 4366856.

It is an arithmetic number, because the mean of its divisors is an integer number (8733708).

Almost surely, 2^26201121 is an apocalyptic number.

It is an amenable number.

26201121 is a deficient number, since it is larger than the sum of its proper divisors (8733711).

26201121 is an equidigital number, since it uses as much as digits as its factorization.

26201121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8733710.

The product of its (nonzero) digits is 48, while the sum is 15.

The square root of 26201121 is about 5118.7030583928. The cubic root of 26201121 is about 297.0115176524.

Adding to 26201121 its reverse (12110262), we get a palindrome (38311383).

It can be divided in two parts, 2620 and 1121, that added together give a triangular number (3741 = T₈₆).

The spelling of 26201121 in words is "twenty-six million, two hundred one thousand, one hundred twenty-one".