133333122012 has 48 divisors (see below), whose sum is σ = 321192883200. Its totient is φ = 43004465280.

The previous prime is 133333122007. The next prime is 133333122019. The reversal of 133333122012 is 210221333331.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133333122019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3035664 + ... + 3079272.

It is an arithmetic number, because the mean of its divisors is an integer number (6691518400).

Almost surely, 2^133333122012 is an apocalyptic number.

133333122012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

133333122012 is an abundant number, since it is smaller than the sum of its proper divisors (187859761188).

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

133333122012 is a wasteful number, since it uses less digits than its factorization.

133333122012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51866 (or 51864 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 24.

Adding to 133333122012 its reverse (210221333331), we get a palindrome (343554455343).

The spelling of 133333122012 in words is "one hundred thirty-three billion, three hundred thirty-three million, one hundred twenty-two thousand, twelve".