10222202022221 has 16 divisors (see below), whose sum is σ = 11730557583360. Its totient is φ = 8725865622000.

The previous prime is 10222202022217. The next prime is 10222202022229. The reversal of 10222202022221 is 12222020222201.

It is a cyclic number.

It is not a de Polignac number, because 10222202022221 - 2² = 10222202022217 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 10222202022193 and 10222202022202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10222202022229) 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 15 ways as a sum of consecutive naturals, for example, 13546340 + ... + 14281026.

It is an arithmetic number, because the mean of its divisors is an integer number (733159848960).

Almost surely, 2^{10222202022221} is an apocalyptic number.

It is an amenable number.

10222202022221 is a deficient number, since it is larger than the sum of its proper divisors (1508355561139).

10222202022221 is an equidigital number, since it uses as much as digits as its factorization.

10222202022221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 742864.

The product of its (nonzero) digits is 512, while the sum is 20.

Adding to 10222202022221 its reverse (12222020222201), we get a palindrome (22444222244422).

The spelling of 10222202022221 in words is "ten trillion, two hundred twenty-two billion, two hundred two million, twenty-two thousand, two hundred twenty-one".