12303312021120 has 128 divisors (see below), whose sum is σ = 39285732888000. Its totient is φ = 3275116863488.

The previous prime is 12303312021037. The next prime is 12303312021167. The reversal of 12303312021120 is 2112021330321.

It is a tau number, because it is divible by the number of its divisors (128).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4538430 + ... + 6723389.

Almost surely, 2^{12303312021120} is an apocalyptic number.

12303312021120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12303312021120 is an abundant number, since it is smaller than the sum of its proper divisors (26982420866880).

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

12303312021120 is a wasteful number, since it uses less digits than its factorization.

12303312021120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11262410 (or 11262398 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 12303312021120 its reverse (2112021330321), we get a palindrome (14415333351441).

The spelling of 12303312021120 in words is "twelve trillion, three hundred three billion, three hundred twelve million, twenty-one thousand, one hundred twenty".