3211223232 has 168 divisors, whose sum is σ = 9945691056. Its totient is φ = 911726592.

The previous prime is 3211223221. The next prime is 3211223233. The reversal of 3211223232 is 2323221123.

It is a happy number.

3211223232 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (168).

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 3211223199 and 3211223208.

It is not an unprimeable number, because it can be changed into a prime (3211223233) 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, 1626598 + ... + 1628570.

It is an arithmetic number, because the mean of its divisors is an integer number (59200542).

Almost surely, 2^3211223232 is an apocalyptic number.

3211223232 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3211223232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4972845528).

3211223232 is an abundant number, since it is smaller than the sum of its proper divisors (6734467824).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3211223232 is a wasteful number, since it uses less digits than its factorization.

3211223232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2175 (or 2158 counting only the distinct ones).

The product of its digits is 864, while the sum is 21.

The square root of 3211223232 is about 56667.6559599919. The cubic root of 3211223232 is about 1475.3333701331. Note that the first 4 decimals are identical.

Adding to 3211223232 its reverse (2323221123), we get a palindrome (5534444355).

The spelling of 3211223232 in words is "three billion, two hundred eleven million, two hundred twenty-three thousand, two hundred thirty-two".