12102030331320 has 32 divisors (see below), whose sum is σ = 36306090994320. Its totient is φ = 3227208088320.

The previous prime is 12102030331297. The next prime is 12102030331357. The reversal of 12102030331320 is 2313303020121.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 50425126261 + ... + 50425126500.

Almost surely, 2^{12102030331320} is an apocalyptic number.

12102030331320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12102030331320 is an abundant number, since it is smaller than the sum of its proper divisors (24204060663000).

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

12102030331320 is a wasteful number, since it uses less digits than its factorization.

12102030331320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100850252775 (or 100850252771 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 12102030331320 its reverse (2313303020121), we get a palindrome (14415333351441).

The spelling of 12102030331320 in words is "twelve trillion, one hundred two billion, thirty million, three hundred thirty-one thousand, three hundred twenty".