223213132 has 6 divisors (see below), whose sum is σ = 390622988. Its totient is φ = 111606564.

The previous prime is 223213117. The next prime is 223213139. The reversal of 223213132 is 231312322.

It is a super-3 number, since 3×223213132³ (a number of 26 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (223213139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27901638 + ... + 27901645.

Almost surely, 2^223213132 is an apocalyptic number.

It is an amenable number.

223213132 is a deficient number, since it is larger than the sum of its proper divisors (167409856).

223213132 is a wasteful number, since it uses less digits than its factorization.

223213132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55803287 (or 55803285 counting only the distinct ones).

The product of its digits is 432, while the sum is 19.

The square root of 223213132 is about 14940.3190059650. The cubic root of 223213132 is about 606.6058306880.

Adding to 223213132 its reverse (231312322), we get a palindrome (454525454).

The spelling of 223213132 in words is "two hundred twenty-three million, two hundred thirteen thousand, one hundred thirty-two".