2232211321 has 2 divisors, whose sum is σ = 2232211322. Its totient is φ = 2232211320.

The previous prime is 2232211307. The next prime is 2232211337. The reversal of 2232211321 is 1231122322.

2232211321 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2064793600 + 167417721 = 45440^2 + 12939^2 .

It is a cyclic number.

It is not a de Polignac number, because 2232211321 - 2⁷ = 2232211193 is a prime.

It is a super-3 number, since 3×2232211321³ (a number of 29 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (2232211391) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1116105660 + 1116105661.

It is an arithmetic number, because the mean of its divisors is an integer number (1116105661).

Almost surely, 2^2232211321 is an apocalyptic number.

It is an amenable number.

2232211321 is a deficient number, since it is larger than the sum of its proper divisors (1).

2232211321 is an equidigital number, since it uses as much as digits as its factorization.

2232211321 is an evil number, because the sum of its binary digits is even.

The product of its digits is 288, while the sum is 19.

The square root of 2232211321 is about 47246.2836739568. The cubic root of 2232211321 is about 1306.9082579099.

Adding to 2232211321 its reverse (1231122322), we get a palindrome (3463333643).

The spelling of 2232211321 in words is "two billion, two hundred thirty-two million, two hundred eleven thousand, three hundred twenty-one".