123232132112 has 10 divisors (see below), whose sum is σ = 238762255998. Its totient is φ = 61616066048.

The previous prime is 123232132109. The next prime is 123232132117. The reversal of 123232132112 is 211231232321.

It can be written as a sum of positive squares in only one way, i.e., 64321075456 + 58911056656 = 253616^2 + 242716^2 .

It is not an unprimeable number, because it can be changed into a prime (123232132117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3851004113 + ... + 3851004144.

Almost surely, 2^123232132112 is an apocalyptic number.

It is an amenable number.

123232132112 is a deficient number, since it is larger than the sum of its proper divisors (115530123886).

123232132112 is an equidigital number, since it uses as much as digits as its factorization.

123232132112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7702008265 (or 7702008259 counting only the distinct ones).

The product of its digits is 864, while the sum is 23.

Adding to 123232132112 its reverse (211231232321), we get a palindrome (334463364433).

The spelling of 123232132112 in words is "one hundred twenty-three billion, two hundred thirty-two million, one hundred thirty-two thousand, one hundred twelve".