223131332 has 6 divisors (see below), whose sum is σ = 390479838. Its totient is φ = 111565664.

The previous prime is 223131329. The next prime is 223131361. The reversal of 223131332 is 233131322.

223131332 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 131239936 + 91891396 = 11456^2 + 9586^2 .

It is a super-3 number, since 3×223131332³ (a number of 26 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27891413 + ... + 27891420.

It is an arithmetic number, because the mean of its divisors is an integer number (65079973).

Almost surely, 2^223131332 is an apocalyptic number.

It is an amenable number.

223131332 is a deficient number, since it is larger than the sum of its proper divisors (167348506).

223131332 is a wasteful number, since it uses less digits than its factorization.

223131332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55782837 (or 55782835 counting only the distinct ones).

The product of its digits is 648, while the sum is 20.

The square root of 223131332 is about 14937.5811964320. The cubic root of 223131332 is about 606.5317215184.

Adding to 223131332 its reverse (233131322), we get a palindrome (456262654).

The spelling of 223131332 in words is "two hundred twenty-three million, one hundred thirty-one thousand, three hundred thirty-two".