133220010 has 128 divisors (see below), whose sum is σ = 403273728. Its totient is φ = 27360000.

The previous prime is 133219993. The next prime is 133220011. The reversal of 133220010 is 10022331.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (133220011) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 233025 + ... + 233595.

It is an arithmetic number, because the mean of its divisors is an integer number (3150576).

Almost surely, 2^133220010 is an apocalyptic number.

133220010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 133220010, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (201636864).

133220010 is an abundant number, since it is smaller than the sum of its proper divisors (270053718).

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

133220010 is a wasteful number, since it uses less digits than its factorization.

133220010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 700.

The product of its (nonzero) digits is 36, while the sum is 12.

The square root of 133220010 is about 11542.0972964189. The cubic root of 133220010 is about 510.7281793397.

Adding to 133220010 its reverse (10022331), we get a palindrome (143242341).

The spelling of 133220010 in words is "one hundred thirty-three million, two hundred twenty thousand, ten".