133212333133220 has 48 divisors (see below), whose sum is σ = 305505846374400. Its totient is φ = 48388705336320.

The previous prime is 133212333133163. The next prime is 133212333133289. The reversal of 133212333133220 is 22331333212331.

It is a happy number.

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, 325689380 + ... + 326098139.

It is an arithmetic number, because the mean of its divisors is an integer number (6364705132800).

Almost surely, 2^{133212333133220} is an apocalyptic number.

133212333133220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

133212333133220 is an abundant number, since it is smaller than the sum of its proper divisors (172293513241180).

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

133212333133220 is a wasteful number, since it uses less digits than its factorization.

133212333133220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 651788468 (or 651788466 counting only the distinct ones).

The product of its (nonzero) digits is 34992, while the sum is 32.

Adding to 133212333133220 its reverse (22331333212331), we get a palindrome (155543666345551).

The spelling of 133212333133220 in words is "one hundred thirty-three trillion, two hundred twelve billion, three hundred thirty-three million, one hundred thirty-three thousand, two hundred twenty".