133303123020012 has 96 divisors (see below), whose sum is σ = 341203287769344. Its totient is φ = 40170347654400.

The previous prime is 133303123019977. The next prime is 133303123020043. The reversal of 133303123020012 is 210020321303331.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 873486898 + ... + 873639494.

It is an arithmetic number, because the mean of its divisors is an integer number (3554200914264).

Almost surely, 2^{133303123020012} is an apocalyptic number.

133303123020012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 133303123020012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (170601643884672).

133303123020012 is an abundant number, since it is smaller than the sum of its proper divisors (207900164749332).

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

133303123020012 is a wasteful number, since it uses less digits than its factorization.

133303123020012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 189359 (or 189357 counting only the distinct ones).

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

Adding to 133303123020012 its reverse (210020321303331), we get a palindrome (343323444323343).

The spelling of 133303123020012 in words is "one hundred thirty-three trillion, three hundred three billion, one hundred twenty-three million, twenty thousand, twelve".