103211232 has 96 divisors (see below), whose sum is σ = 283409280. Its totient is φ = 32847360.

The previous prime is 103211231. The next prime is 103211239. The reversal of 103211232 is 232112301.

It is a tau number, because it is divible by the number of its divisors (96).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103211231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 364563 + ... + 364845.

It is an arithmetic number, because the mean of its divisors is an integer number (2952180).

Almost surely, 2^103211232 is an apocalyptic number.

103211232 is a gapful number since it is divisible by the number (12) 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 103211232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (141704640).

103211232 is an abundant number, since it is smaller than the sum of its proper divisors (180198048).

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

103211232 is a wasteful number, since it uses less digits than its factorization.

103211232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 456 (or 448 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 15.

The square root of 103211232 is about 10159.2928887792. The cubic root of 103211232 is about 469.0750361467.

Adding to 103211232 its reverse (232112301), we get a palindrome (335323533).

The spelling of 103211232 in words is "one hundred three million, two hundred eleven thousand, two hundred thirty-two".