22104243251 has 8 divisors (see below), whose sum is σ = 23406336144. Its totient is φ = 20802355200.

The previous prime is 22104243163. The next prime is 22104243253. The reversal of 22104243251 is 15234240122.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 22104243251 - 2¹⁰ = 22104242227 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 22104243251.

It is not an unprimeable number, because it can be changed into a prime (22104243253) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 208691 + ... + 296243.

It is an arithmetic number, because the mean of its divisors is an integer number (2925792018).

Almost surely, 2^22104243251 is an apocalyptic number.

22104243251 is a deficient number, since it is larger than the sum of its proper divisors (1302092893).

22104243251 is a wasteful number, since it uses less digits than its factorization.

22104243251 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102421.

The product of its (nonzero) digits is 3840, while the sum is 26.

Adding to 22104243251 its reverse (15234240122), we get a palindrome (37338483373).

The spelling of 22104243251 in words is "twenty-two billion, one hundred four million, two hundred forty-three thousand, two hundred fifty-one".