133033211300 has 144 divisors (see below), whose sum is σ = 320791968000. Its totient is φ = 47481907200.

The previous prime is 133033211291. The next prime is 133033211309. The reversal of 133033211300 is 3112330331.

It is an interprime number because it is at equal distance from previous prime (133033211291) and next prime (133033211309).

It is a Harshad number since it is a multiple of its sum of digits (20).

It is not an unprimeable number, because it can be changed into a prime (133033211309) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 15029276 + ... + 15038124.

It is an arithmetic number, because the mean of its divisors is an integer number (2227722000).

Almost surely, 2^133033211300 is an apocalyptic number.

133033211300 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 133033211300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (160395984000).

133033211300 is an abundant number, since it is smaller than the sum of its proper divisors (187758756700).

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

133033211300 is a wasteful number, since it uses less digits than its factorization.

133033211300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9126 (or 9119 counting only the distinct ones).

The product of its (nonzero) digits is 486, while the sum is 20.

Adding to 133033211300 its reverse (3112330331), we get a palindrome (136145541631).

The spelling of 133033211300 in words is "one hundred thirty-three billion, thirty-three million, two hundred eleven thousand, three hundred".