22253524552221 has 8 divisors (see below), whose sum is σ = 31416740544384. Its totient is φ = 13962995797440.

The previous prime is 22253524552211. The next prime is 22253524552247. The reversal of 22253524552221 is 12225542535222.

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

It is not a de Polignac number, because 22253524552221 - 2⁶ = 22253524552157 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22253524552201) 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, 218171809285 + ... + 218171809386.

It is an arithmetic number, because the mean of its divisors is an integer number (3927092568048).

Almost surely, 2^{22253524552221} is an apocalyptic number.

It is an amenable number.

22253524552221 is a deficient number, since it is larger than the sum of its proper divisors (9163215992163).

22253524552221 is a wasteful number, since it uses less digits than its factorization.

22253524552221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 436343618691.

The product of its digits is 960000, while the sum is 42.

The spelling of 22253524552221 in words is "twenty-two trillion, two hundred fifty-three billion, five hundred twenty-four million, five hundred fifty-two thousand, two hundred twenty-one".