322011011221 has 24 divisors (see below), whose sum is σ = 349501565664. Its totient is φ = 296508008160.

The previous prime is 322011011219. The next prime is 322011011233. The reversal of 322011011221 is 122110110223.

It is not a de Polignac number, because 322011011221 - 2¹ = 322011011219 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 322011011195 and 322011011204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (322011011251) 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 23 ways as a sum of consecutive naturals, for example, 1968586 + ... + 2125876.

It is an arithmetic number, because the mean of its divisors is an integer number (14562565236).

Almost surely, 2^322011011221 is an apocalyptic number.

It is an amenable number.

322011011221 is a deficient number, since it is larger than the sum of its proper divisors (27490554443).

322011011221 is a wasteful number, since it uses less digits than its factorization.

322011011221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 157489 (or 157470 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 322011011221 its reverse (122110110223), we get a palindrome (444121121444).

The spelling of 322011011221 in words is "three hundred twenty-two billion, eleven million, eleven thousand, two hundred twenty-one".