667233112120 has 16 divisors (see below), whose sum is σ = 1501274502360. Its totient is φ = 266893244832.

The previous prime is 667233112111. The next prime is 667233112127. The reversal of 667233112120 is 21211332766.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (667233112127) 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 3 ways as a sum of consecutive naturals, for example, 8340413862 + ... + 8340413941.

Almost surely, 2^667233112120 is an apocalyptic number.

It is an amenable number.

667233112120 is an abundant number, since it is smaller than the sum of its proper divisors (834041390240).

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

667233112120 is a wasteful number, since it uses less digits than its factorization.

667233112120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16680827814 (or 16680827810 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 34.

Adding to 667233112120 its reverse (21211332766), we get a palindrome (688444444886).

The spelling of 667233112120 in words is "six hundred sixty-seven billion, two hundred thirty-three million, one hundred twelve thousand, one hundred twenty".