10222201100221 has 4 divisors (see below), whose sum is σ = 11151492109344. Its totient is φ = 9292910091100.

The previous prime is 10222201100213. The next prime is 10222201100297. The reversal of 10222201100221 is 12200110222201.

It is a happy number.

10222201100221 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, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 10222201100221 - 2³ = 10222201100213 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10222201100195 and 10222201100204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10222201130221) 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, 464645504545 + ... + 464645504566.

It is an arithmetic number, because the mean of its divisors is an integer number (2787873027336).

Almost surely, 2^{10222201100221} is an apocalyptic number.

10222201100221 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

10222201100221 is a deficient number, since it is larger than the sum of its proper divisors (929291009123).

10222201100221 is an equidigital number, since it uses as much as digits as its factorization.

10222201100221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 929291009122.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 10222201100221 its reverse (12200110222201), we get a palindrome (22422311322422).

The spelling of 10222201100221 in words is "ten trillion, two hundred twenty-two billion, two hundred one million, one hundred thousand, two hundred twenty-one".