32232223221 has 16 divisors (see below), whose sum is σ = 46914707520. Its totient is φ = 19521566720.

The previous prime is 32232223213. The next prime is 32232223249. The reversal of 32232223221 is 12232223223.

It is a cyclic number.

It is not a de Polignac number, because 32232223221 - 2³ = 32232223213 is a prime.

It is a super-2 number, since 2×32232223221² (a number of 22 digits) contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 32232223191 and 32232223200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32232223921) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 277836 + ... + 376373.

It is an arithmetic number, because the mean of its divisors is an integer number (2932169220).

Almost surely, 2^32232223221 is an apocalyptic number.

It is an amenable number.

32232223221 is a deficient number, since it is larger than the sum of its proper divisors (14682484299).

32232223221 is a wasteful number, since it uses less digits than its factorization.

32232223221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 655716.

The product of its digits is 3456, while the sum is 24.

Adding to 32232223221 its reverse (12232223223), we get a palindrome (44464446444).

It can be divided in two parts, 322322 and 23221, that added together give a palindrome (345543).

The spelling of 32232223221 in words is "thirty-two billion, two hundred thirty-two million, two hundred twenty-three thousand, two hundred twenty-one".