9221202021229 has 16 divisors (see below), whose sum is σ = 10184216264640. Its totient is φ = 8279466399360.

The previous prime is 9221202021197. The next prime is 9221202021247.

It is a happy number.

9221202021229 is nontrivially palindromic in base 10.

It is a cyclic number.

It is not a de Polignac number, because 9221202021229 - 2⁵ = 9221202021197 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 9221202021194 and 9221202021203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9221202021259) 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 15 ways as a sum of consecutive naturals, for example, 11910247 + ... + 12660820.

It is an arithmetic number, because the mean of its divisors is an integer number (636513516540).

Almost surely, 2^{9221202021229} is an apocalyptic number.

It is an amenable number.

9221202021229 is a deficient number, since it is larger than the sum of its proper divisors (963014243411).

9221202021229 is a wasteful number, since it uses less digits than its factorization.

9221202021229 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24571500.

The product of its (nonzero) digits is 10368, while the sum is 34.

The spelling of 9221202021229 in words is "nine trillion, two hundred twenty-one billion, two hundred two million, twenty-one thousand, two hundred twenty-nine".