133203222252 has 96 divisors (see below), whose sum is σ = 363608000000. Its totient is φ = 42053712192.

The previous prime is 133203222227. The next prime is 133203222253. The reversal of 133203222252 is 252222302331.

133203222252 is a `hidden beast` number, since 1 + 332 + 0 + 322 + 2 + 2 + 5 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (133203222253) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 15486249 + ... + 15494847.

Almost surely, 2^133203222252 is an apocalyptic number.

133203222252 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

133203222252 is an abundant number, since it is smaller than the sum of its proper divisors (230404777748).

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

133203222252 is a wasteful number, since it uses less digits than its factorization.

133203222252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16180 (or 16172 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 27.

Adding to 133203222252 its reverse (252222302331), we get a palindrome (385425524583).

The spelling of 133203222252 in words is "one hundred thirty-three billion, two hundred three million, two hundred twenty-two thousand, two hundred fifty-two".