133220112210 has 64 divisors (see below), whose sum is σ = 355511871360. Its totient is φ = 35499539520.

The previous prime is 133220112203. The next prime is 133220112211. The reversal of 133220112210 is 12211022331.

133220112210 is a `hidden beast` number, since 1 + 332 + 201 + 122 + 10 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (133220112211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 194229 + ... + 551511.

It is an arithmetic number, because the mean of its divisors is an integer number (5554872990).

Almost surely, 2^133220112210 is an apocalyptic number.

133220112210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

133220112210 is an abundant number, since it is smaller than the sum of its proper divisors (222291759150).

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

133220112210 is a wasteful number, since it uses less digits than its factorization.

133220112210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 358680 (or 358674 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 133220112210 its reverse (12211022331), we get a palindrome (145431134541).

The spelling of 133220112210 in words is "one hundred thirty-three billion, two hundred twenty million, one hundred twelve thousand, two hundred ten".