10356445600221 has 8 divisors (see below), whose sum is σ = 15781250438464. Its totient is φ = 5917968914400.

The previous prime is 10356445600177. The next prime is 10356445600231. The reversal of 10356445600221 is 12200654465301.

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

It is not a de Polignac number, because 10356445600221 - 2⁷ = 10356445600093 is a prime.

It is a super-3 number, since 3×10356445600221³ (a number of 40 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 10356445600221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10356445600231) 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, 246582038080 + ... + 246582038121.

It is an arithmetic number, because the mean of its divisors is an integer number (1972656304808).

Almost surely, 2^{10356445600221} is an apocalyptic number.

It is an amenable number.

10356445600221 is a deficient number, since it is larger than the sum of its proper divisors (5424804838243).

10356445600221 is an equidigital number, since it uses as much as digits as its factorization.

10356445600221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 493164076211.

The product of its (nonzero) digits is 172800, while the sum is 39.

The spelling of 10356445600221 in words is "ten trillion, three hundred fifty-six billion, four hundred forty-five million, six hundred thousand, two hundred twenty-one".