123123335432 has 16 divisors (see below), whose sum is σ = 230921209260. Its totient is φ = 61544346304.

The previous prime is 123123335411. The next prime is 123123335443. The reversal of 123123335432 is 234533321321.

It is a happy number.

123123335432 is digitally balanced in base 3, 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 2 ways, for example, as 94823348356 + 28299987076 = 307934^2 + 168226^2 .

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, 2134943 + ... + 2191854.

Almost surely, 2^123123335432 is an apocalyptic number.

It is an amenable number.

123123335432 is a deficient number, since it is larger than the sum of its proper divisors (107797873828).

123123335432 is a wasteful number, since it uses less digits than its factorization.

123123335432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4330360 (or 4330356 counting only the distinct ones).

The product of its digits is 38880, while the sum is 32.

Adding to 123123335432 its reverse (234533321321), we get a palindrome (357656656753).

The spelling of 123123335432 in words is "one hundred twenty-three billion, one hundred twenty-three million, three hundred thirty-five thousand, four hundred thirty-two".