133120220312120 has 128 divisors (see below), whose sum is σ = 306352038168000. Its totient is φ = 52041421086720.

The previous prime is 133120220312071. The next prime is 133120220312147. The reversal of 133120220312120 is 21213022021331.

It is a congruent number.

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, 5155888571 + ... + 5155914389.

Almost surely, 2^{133120220312120} is an apocalyptic number.

133120220312120 is a gapful number since it is divisible by the number (10) 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 133120220312120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (153176019084000).

133120220312120 is an abundant number, since it is smaller than the sum of its proper divisors (173231817855880).

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

133120220312120 is a wasteful number, since it uses less digits than its factorization.

133120220312120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35193 (or 35189 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 133120220312120 its reverse (21213022021331), we get a palindrome (154333242333451).

The spelling of 133120220312120 in words is "one hundred thirty-three trillion, one hundred twenty billion, two hundred twenty million, three hundred twelve thousand, one hundred twenty".