10355241426221 has 4 divisors (see below), whose sum is σ = 10497094048572. Its totient is φ = 10213388803872.

The previous prime is 10355241426209. The next prime is 10355241426287. The reversal of 10355241426221 is 12262414255301.

10355241426221 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2421724203721 + 7933517222500 = 1556189^2 + 2816650^2 .

It is a cyclic number.

It is not a de Polignac number, because 10355241426221 - 2³⁰ = 10354167684397 is a prime.

It is a super-3 number, since 3×10355241426221³ (a number of 40 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10355241422221) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 70926311066 + ... + 70926311211.

It is an arithmetic number, because the mean of its divisors is an integer number (2624273512143).

Almost surely, 2^{10355241426221} is an apocalyptic number.

It is an amenable number.

10355241426221 is a deficient number, since it is larger than the sum of its proper divisors (141852622351).

10355241426221 is an equidigital number, since it uses as much as digits as its factorization.

10355241426221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141852622350.

The product of its (nonzero) digits is 115200, while the sum is 38.

The spelling of 10355241426221 in words is "ten trillion, three hundred fifty-five billion, two hundred forty-one million, four hundred twenty-six thousand, two hundred twenty-one".