26221134201101 has 4 divisors (see below), whose sum is σ = 29967010515552. Its totient is φ = 22475257886652.

The previous prime is 26221134201077. The next prime is 26221134201103. The reversal of 26221134201101 is 10110243112262.

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 a cyclic number.

It is not a de Polignac number, because 26221134201101 - 2⁶ = 26221134201037 is a prime.

It is a super-2 number, since 2×26221134201101² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26221134201103) 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, 1872938157215 + ... + 1872938157228.

It is an arithmetic number, because the mean of its divisors is an integer number (7491752628888).

Almost surely, 2^{26221134201101} is an apocalyptic number.

It is an amenable number.

26221134201101 is a deficient number, since it is larger than the sum of its proper divisors (3745876314451).

26221134201101 is an equidigital number, since it uses as much as digits as its factorization.

26221134201101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3745876314450.

The product of its (nonzero) digits is 1152, while the sum is 26.

Adding to 26221134201101 its reverse (10110243112262), we get a palindrome (36331377313363).

The spelling of 26221134201101 in words is "twenty-six trillion, two hundred twenty-one billion, one hundred thirty-four million, two hundred one thousand, one hundred one".