133322121020220 has 192 divisors, whose sum is σ = 410920765161984. Its totient is φ = 32028378439680.

The previous prime is 133322121020213. The next prime is 133322121020251. The reversal of 133322121020220 is 22020121223331.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 396821424 + ... + 397157256.

It is an arithmetic number, because the mean of its divisors is an integer number (2140212318552).

Almost surely, 2^{133322121020220} is an apocalyptic number.

133322121020220 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 133322121020220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (205460382580992).

133322121020220 is an abundant number, since it is smaller than the sum of its proper divisors (277598644141764).

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

133322121020220 is a wasteful number, since it uses less digits than its factorization.

133322121020220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 341292 (or 341290 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 133322121020220 its reverse (22020121223331), we get a palindrome (155342242243551).

The spelling of 133322121020220 in words is "one hundred thirty-three trillion, three hundred twenty-two billion, one hundred twenty-one million, twenty thousand, two hundred twenty".