33200243251212 has 24 divisors (see below), whose sum is σ = 81544457108800. Its totient is φ = 10484287342416.

The previous prime is 33200243251199. The next prime is 33200243251229. The reversal of 33200243251212 is 21215234200233.

It is a super-2 number, since 2×33200243251212² (a number of 28 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 33200243251212.

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, 72807550762 + ... + 72807551217.

Almost surely, 2^{33200243251212} is an apocalyptic number.

It is an amenable number.

33200243251212 is an abundant number, since it is smaller than the sum of its proper divisors (48344213857588).

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

33200243251212 is a wasteful number, since it uses less digits than its factorization.

33200243251212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 145615102005 (or 145615102003 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 30.

Adding to 33200243251212 its reverse (21215234200233), we get a palindrome (54415477451445).

The spelling of 33200243251212 in words is "thirty-three trillion, two hundred billion, two hundred forty-three million, two hundred fifty-one thousand, two hundred twelve".