2211320332321 has 8 divisors (see below), whose sum is σ = 2212294615200. Its totient is φ = 2210346169632.

The previous prime is 2211320332313. The next prime is 2211320332457. The reversal of 2211320332321 is 1232330231122.

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 2211320332321 - 2³ = 2211320332313 is a prime.

It is a super-2 number, since 2×2211320332321² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2211320332121) 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, 71867086 + ... + 71897848.

It is an arithmetic number, because the mean of its divisors is an integer number (276536826900).

Almost surely, 2^{2211320332321} is an apocalyptic number.

It is an amenable number.

2211320332321 is a deficient number, since it is larger than the sum of its proper divisors (974282879).

2211320332321 is a wasteful number, since it uses less digits than its factorization.

2211320332321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60095.

The product of its (nonzero) digits is 2592, while the sum is 25.

Adding to 2211320332321 its reverse (1232330231122), we get a palindrome (3443650563443).

The spelling of 2211320332321 in words is "two trillion, two hundred eleven billion, three hundred twenty million, three hundred thirty-two thousand, three hundred twenty-one".