221623612236041 has 8 divisors (see below), whose sum is σ = 221648094499104. Its totient is φ = 221599130580160.

The previous prime is 221623612236007. The next prime is 221623612236083. The reversal of 221623612236041 is 140632216326122.

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 221623612236041 - 2³⁸ = 221348734329097 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 221623612236041.

It is not an unprimeable number, because it can be changed into a prime (221623612236541) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1443132926 + ... + 1443286488.

It is an arithmetic number, because the mean of its divisors is an integer number (27706011812388).

Almost surely, 2^{221623612236041} is an apocalyptic number.

It is an amenable number.

221623612236041 is a deficient number, since it is larger than the sum of its proper divisors (24482263063).

221623612236041 is a wasteful number, since it uses less digits than its factorization.

221623612236041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 303591.

The product of its (nonzero) digits is 248832, while the sum is 41.

The spelling of 221623612236041 in words is "two hundred twenty-one trillion, six hundred twenty-three billion, six hundred twelve million, two hundred thirty-six thousand, forty-one".