133204334360420 has 192 divisors, whose sum is σ = 296734040064000. Its totient is φ = 50151063707136.

The previous prime is 133204334360407. The next prime is 133204334360443. The reversal of 133204334360420 is 24063433402331.

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, 11555848697 + ... + 11555860223.

It is an arithmetic number, because the mean of its divisors is an integer number (1545489792000).

Almost surely, 2^{133204334360420} is an apocalyptic number.

133204334360420 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 133204334360420, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (148367020032000).

133204334360420 is an abundant number, since it is smaller than the sum of its proper divisors (163529705703580).

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

133204334360420 is a wasteful number, since it uses less digits than its factorization.

133204334360420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14410 (or 14408 counting only the distinct ones).

The product of its (nonzero) digits is 373248, while the sum is 38.

Adding to 133204334360420 its reverse (24063433402331), we get a palindrome (157267767762751).

The spelling of 133204334360420 in words is "one hundred thirty-three trillion, two hundred four billion, three hundred thirty-four million, three hundred sixty thousand, four hundred twenty".