322011111321 has 24 divisors (see below), whose sum is σ = 469337914656. Its totient is φ = 212739387840.

The previous prime is 322011111299. The next prime is 322011111349. The reversal of 322011111321 is 123111110223.

322011111321 is a `hidden beast` number, since 3 + 220 + 11 + 111 + 321 = 666.

It is not a de Polignac number, because 322011111321 - 2¹³ = 322011103129 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 322011111294 and 322011111303.

It is not an unprimeable number, because it can be changed into a prime (322011118321) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 78586 + ... + 806348.

It is an arithmetic number, because the mean of its divisors is an integer number (19555746444).

Almost surely, 2^322011111321 is an apocalyptic number.

It is an amenable number.

322011111321 is a deficient number, since it is larger than the sum of its proper divisors (147326803335).

322011111321 is a wasteful number, since it uses less digits than its factorization.

322011111321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 728213 (or 728210 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 18.

Adding to 322011111321 its reverse (123111110223), we get a palindrome (445122221544).

The spelling of 322011111321 in words is "three hundred twenty-two billion, eleven million, one hundred eleven thousand, three hundred twenty-one".