221094956628001 has 8 divisors (see below), whose sum is σ = 222010778626560. Its totient is φ = 220179703999392.

The previous prime is 221094956627971. The next prime is 221094956628023. The reversal of 221094956628001 is 100826659490122.

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 221094956628001 - 2²⁵ = 221094923073569 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (221094956628031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 141564241 + ... + 143117518.

It is an arithmetic number, because the mean of its divisors is an integer number (27751347328320).

Almost surely, 2^{221094956628001} is an apocalyptic number.

It is an amenable number.

221094956628001 is a deficient number, since it is larger than the sum of its proper divisors (915821998559).

221094956628001 is a wasteful number, since it uses less digits than its factorization.

221094956628001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 284684975.

The product of its (nonzero) digits is 3732480, while the sum is 55.

The spelling of 221094956628001 in words is "two hundred twenty-one trillion, ninety-four billion, nine hundred fifty-six million, six hundred twenty-eight thousand, one".