133203143220 has 96 divisors (see below), whose sum is σ = 427638908928. Its totient is φ = 30347229312.

The previous prime is 133203143173. The next prime is 133203143251. The reversal of 133203143220 is 22341302331.

It is a congruent number.

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 31 ways as a sum of consecutive naturals, for example, 387592 + ... + 645471.

It is an arithmetic number, because the mean of its divisors is an integer number (4454571968).

Almost surely, 2^133203143220 is an apocalyptic number.

133203143220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

133203143220 is an abundant number, since it is smaller than the sum of its proper divisors (294435765708).

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

133203143220 is a wasteful number, since it uses less digits than its factorization.

133203143220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1033389 (or 1033387 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 24.

Adding to 133203143220 its reverse (22341302331), we get a palindrome (155544445551).

The spelling of 133203143220 in words is "one hundred thirty-three billion, two hundred three million, one hundred forty-three thousand, two hundred twenty".