123033232212 has 36 divisors (see below), whose sum is σ = 315548045568. Its totient is φ = 37282797200.

The previous prime is 123033232207. The next prime is 123033232219. The reversal of 123033232212 is 212232330321.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123033232219) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 42365364 + ... + 42368267.

It is an arithmetic number, because the mean of its divisors is an integer number (8765223488).

Almost surely, 2^123033232212 is an apocalyptic number.

123033232212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

123033232212 is an abundant number, since it is smaller than the sum of its proper divisors (192514813356).

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

123033232212 is a wasteful number, since it uses less digits than its factorization.

123033232212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84733660 (or 84733647 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 24.

Adding to 123033232212 its reverse (212232330321), we get a palindrome (335265562533).

The spelling of 123033232212 in words is "one hundred twenty-three billion, thirty-three million, two hundred thirty-two thousand, two hundred twelve".