123210032 has 20 divisors (see below), whose sum is σ = 260421576. Its totient is φ = 56004480.

The previous prime is 123210029. The next prime is 123210049. The reversal of 123210032 is 230012321.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 123209989 and 123210016.

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, 349853 + ... + 350204.

Almost surely, 2^123210032 is an apocalyptic number.

It is an amenable number.

123210032 is an abundant number, since it is smaller than the sum of its proper divisors (137211544).

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

123210032 is a wasteful number, since it uses less digits than its factorization.

123210032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 700076 (or 700070 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 123210032 is about 11100.0014414413. The cubic root of 123210032 is about 497.6018925497.

Adding to 123210032 its reverse (230012321), we get a palindrome (353222353).

The spelling of 123210032 in words is "one hundred twenty-three million, two hundred ten thousand, thirty-two".