12133333321000 has 64 divisors (see below), whose sum is σ = 28392929370000. Its totient is φ = 4853174457600.

The previous prime is 12133333320943. The next prime is 12133333321049. The reversal of 12133333321000 is 12333333121.

It can be written as a sum of positive squares in 8 ways, for example, as 135381315364 + 11997952005636 = 367942^2 + 3463806^2 .

It is a Harshad number since it is a multiple of its sum of digits (25).

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, 33167086 + ... + 33530914.

Almost surely, 2^{12133333321000} is an apocalyptic number.

12133333321000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12133333321000 is an abundant number, since it is smaller than the sum of its proper divisors (16259596049000).

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

12133333321000 is a wasteful number, since it uses less digits than its factorization.

12133333321000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 397199 (or 397185 counting only the distinct ones).

The product of its (nonzero) digits is 2916, while the sum is 25.

Adding to 12133333321000 its reverse (12333333121), we get a palindrome (12145666654121).

The spelling of 12133333321000 in words is "twelve trillion, one hundred thirty-three billion, three hundred thirty-three million, three hundred twenty-one thousand".