232224051555221 has 8 divisors (see below), whose sum is σ = 253339989005088. Its totient is φ = 211108890778000.

The previous prime is 232224051555173. The next prime is 232224051555263. The reversal of 232224051555221 is 122555150422232.

232224051555221 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-232224051555221 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (232224051555121) 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, 193542890 + ... + 194739051.

It is an arithmetic number, because the mean of its divisors is an integer number (31667498625636).

Almost surely, 2^{232224051555221} is an apocalyptic number.

It is an amenable number.

232224051555221 is a deficient number, since it is larger than the sum of its proper divisors (21115937449867).

232224051555221 is a wasteful number, since it uses less digits than its factorization.

232224051555221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 388336323.

The product of its (nonzero) digits is 480000, while the sum is 41.

The spelling of 232224051555221 in words is "two hundred thirty-two trillion, two hundred twenty-four billion, fifty-one million, five hundred fifty-five thousand, two hundred twenty-one".