322111111311221 has 8 divisors (see below), whose sum is σ = 330318088516800. Its totient is φ = 314006084133280.

The previous prime is 322111111311217. The next prime is 322111111311259. The reversal of 322111111311221 is 122113111111223.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 322111111311221 - 2² = 322111111311217 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (322111111331221) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25487500511 + ... + 25487513148.

It is an arithmetic number, because the mean of its divisors is an integer number (41289761064600).

Almost surely, 2^{322111111311221} is an apocalyptic number.

It is an amenable number.

322111111311221 is a deficient number, since it is larger than the sum of its proper divisors (8206977205579).

322111111311221 is an equidigital number, since it uses as much as digits as its factorization.

322111111311221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50975013819.

The product of its digits is 144, while the sum is 23.

Adding to 322111111311221 its reverse (122113111111223), we get a palindrome (444224222422444).

The spelling of 322111111311221 in words is "three hundred twenty-two trillion, one hundred eleven billion, one hundred eleven million, three hundred eleven thousand, two hundred twenty-one".