133233333033220 has 192 divisors, whose sum is σ = 341582234305536. Its totient is φ = 42668671795200.

The previous prime is 133233333033209. The next prime is 133233333033247. The reversal of 133233333033220 is 22330333332331.

It is a happy number.

It is a super-2 number, since 2×133233333033220² (a number of 29 digits) contains 22 as substring.

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, 20935092 + ... + 26547028.

It is an arithmetic number, because the mean of its divisors is an integer number (1779074137008).

Almost surely, 2^{133233333033220} is an apocalyptic number.

133233333033220 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 133233333033220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (170791117152768).

133233333033220 is an abundant number, since it is smaller than the sum of its proper divisors (208348901272316).

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

133233333033220 is a wasteful number, since it uses less digits than its factorization.

133233333033220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5612150 (or 5612148 counting only the distinct ones).

The product of its (nonzero) digits is 157464, while the sum is 34.

Adding to 133233333033220 its reverse (22330333332331), we get a palindrome (155563666365551).

The spelling of 133233333033220 in words is "one hundred thirty-three trillion, two hundred thirty-three billion, three hundred thirty-three million, thirty-three thousand, two hundred twenty".