133332222220 has 192 divisors, whose sum is σ = 316442972160. Its totient is φ = 46942156800.

The previous prime is 133332222217. The next prime is 133332222223. The reversal of 133332222220 is 22222233331.

It is an interprime number because it is at equal distance from previous prime (133332222217) and next prime (133332222223).

It is a super-3 number, since 3×133332222220³ (a number of 34 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (133332222223) 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, 97109454 + ... + 97110826.

It is an arithmetic number, because the mean of its divisors is an integer number (1648140480).

Almost surely, 2^133332222220 is an apocalyptic number.

133332222220 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 133332222220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (158221486080).

133332222220 is an abundant number, since it is smaller than the sum of its proper divisors (183110749940).

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

133332222220 is a wasteful number, since it uses less digits than its factorization.

133332222220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1736 (or 1734 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 25.

Adding to 133332222220 its reverse (22222233331), we get a palindrome (155554455551).

The spelling of 133332222220 in words is "one hundred thirty-three billion, three hundred thirty-two million, two hundred twenty-two thousand, two hundred twenty".