2232122321 has 32 divisors (see below), whose sum is σ = 2804409216. Its totient is φ = 1745280000.

The previous prime is 2232122297. The next prime is 2232122329. The reversal of 2232122321 is 1232212322.

It is a happy number.

2232122321 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a de Polignac number, because none of the positive numbers 2^k-2232122321 is a prime.

It is a super-3 number, since 3×2232122321³ (a number of 29 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2232122293 and 2232122302.

It is not an unprimeable number, because it can be changed into a prime (2232122329) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 240986 + ... + 250076.

It is an arithmetic number, because the mean of its divisors is an integer number (87637788).

Almost surely, 2^2232122321 is an apocalyptic number.

It is an amenable number.

2232122321 is a deficient number, since it is larger than the sum of its proper divisors (572286895).

2232122321 is a wasteful number, since it uses less digits than its factorization.

2232122321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9233.

The product of its digits is 576, while the sum is 20.

The square root of 2232122321 is about 47245.3417915460. The cubic root of 2232122321 is about 1306.8908885298.

Adding to 2232122321 its reverse (1232212322), we get a palindrome (3464334643).

Subtracting from 2232122321 its reverse (1232212322), we obtain a palindrome (999909999).

The spelling of 2232122321 in words is "two billion, two hundred thirty-two million, one hundred twenty-two thousand, three hundred twenty-one".