123432212 has 12 divisors (see below), whose sum is σ = 216829536. Its totient is φ = 61480920.

The previous prime is 123432193. The next prime is 123432229. The reversal of 123432212 is 212234321.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 57614 + ... + 59717.

It is an arithmetic number, because the mean of its divisors is an integer number (18069128).

Almost surely, 2^123432212 is an apocalyptic number.

It is an amenable number.

123432212 is a deficient number, since it is larger than the sum of its proper divisors (93397324).

123432212 is a wasteful number, since it uses less digits than its factorization.

123432212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117598 (or 117596 counting only the distinct ones).

The product of its digits is 576, while the sum is 20.

The square root of 123432212 is about 11110.0050405029. The cubic root of 123432212 is about 497.9008151798.

Adding to 123432212 its reverse (212234321), we get a palindrome (335666533).

The spelling of 123432212 in words is "one hundred twenty-three million, four hundred thirty-two thousand, two hundred twelve".