12101111122332 has 24 divisors (see below), whose sum is σ = 28236524621200. Its totient is φ = 4033618183296.

The previous prime is 12101111122241. The next prime is 12101111122343. The reversal of 12101111122332 is 23322111110121.

It is a junction number, because it is equal to n+sod(n) for n = 12101111122299 and 12101111122308.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 10099657 + ... + 11234112.

Almost surely, 2^{12101111122332} is an apocalyptic number.

12101111122332 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12101111122332 is an abundant number, since it is smaller than the sum of its proper divisors (16135413498868).

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

12101111122332 is a wasteful number, since it uses less digits than its factorization.

12101111122332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21381045 (or 21381043 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 21.

Adding to 12101111122332 its reverse (23322111110121), we get a palindrome (35423222232453).

The spelling of 12101111122332 in words is "twelve trillion, one hundred one billion, one hundred eleven million, one hundred twenty-two thousand, three hundred thirty-two".