133203033220 has 24 divisors (see below), whose sum is σ = 279733368600. Its totient is φ = 53279880192.

The previous prime is 133203033199. The next prime is 133203033241. The reversal of 133203033220 is 22330302331.

It is an interprime number because it is at equal distance from previous prime (133203033199) and next prime (133203033241).

It can be written as a sum of positive squares in 4 ways, for example, as 8034253956 + 125168779264 = 89634^2 + 353792^2 .

It is a junction number, because it is equal to n+sod(n) for n = 133203033191 and 133203033200.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 1280526 + ... + 1380634.

It is an arithmetic number, because the mean of its divisors is an integer number (11655557025).

Almost surely, 2^133203033220 is an apocalyptic number.

133203033220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

133203033220 is an abundant number, since it is smaller than the sum of its proper divisors (146530335380).

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

133203033220 is a wasteful number, since it uses less digits than its factorization.

133203033220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 166647 (or 166645 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 22.

Adding to 133203033220 its reverse (22330302331), we get a palindrome (155533335551).

The spelling of 133203033220 in words is "one hundred thirty-three billion, two hundred three million, thirty-three thousand, two hundred twenty".