122224661505221 has 8 divisors (see below), whose sum is σ = 133336105142688. Its totient is φ = 111113236330000.

The previous prime is 122224661505211. The next prime is 122224661505223. The reversal of 122224661505221 is 122505166422221.

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 122224661505221 - 2⁶ = 122224661505157 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 (122224661505223) 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, 11749646 + ... + 19557696.

It is an arithmetic number, because the mean of its divisors is an integer number (16667013142836).

Almost surely, 2^{122224661505221} is an apocalyptic number.

122224661505221 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

122224661505221 is a deficient number, since it is larger than the sum of its proper divisors (11111443637467).

122224661505221 is a wasteful number, since it uses less digits than its factorization.

122224661505221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9231123.

The product of its (nonzero) digits is 230400, while the sum is 41.

The spelling of 122224661505221 in words is "one hundred twenty-two trillion, two hundred twenty-four billion, six hundred sixty-one million, five hundred five thousand, two hundred twenty-one".