133120313120020 has 24 divisors (see below), whose sum is σ = 285500586438144. Its totient is φ = 52115186412576.

The previous prime is 133120313119979. The next prime is 133120313120021. The reversal of 133120313120020 is 20021313021331.

It is a junction number, because it is equal to n+sod(n) for n = 133120313119973 and 133120313120000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133120313120021) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 70808676252 + ... + 70808678131.

It is an arithmetic number, because the mean of its divisors is an integer number (11895857768256).

Almost surely, 2^{133120313120020} is an apocalyptic number.

133120313120020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

133120313120020 is an abundant number, since it is smaller than the sum of its proper divisors (152380273318124).

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

133120313120020 is a wasteful number, since it uses less digits than its factorization.

133120313120020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 141617354439 (or 141617354437 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 133120313120020 its reverse (20021313021331), we get a palindrome (153141626141351).

The spelling of 133120313120020 in words is "one hundred thirty-three trillion, one hundred twenty billion, three hundred thirteen million, one hundred twenty thousand, twenty".