30433204111221 has 32 divisors (see below), whose sum is σ = 46305681851520. Its totient is φ = 19740070127232.

The previous prime is 30433204111187. The next prime is 30433204111223. The reversal of 30433204111221 is 12211140233403.

30433204111221 is a `hidden beast` number, since 3 + 0 + 4 + 3 + 3 + 20 + 411 + 1 + 221 = 666.

It is not a de Polignac number, because 30433204111221 - 2⁹ = 30433204110709 is a prime.

It is a super-2 number, since 2×30433204111221² (a number of 28 digits) contains 22 as substring.

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

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30433204111223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 56066506 + ... + 56606708.

It is an arithmetic number, because the mean of its divisors is an integer number (1447052557860).

Almost surely, 2^{30433204111221} is an apocalyptic number.

It is an amenable number.

30433204111221 is a deficient number, since it is larger than the sum of its proper divisors (15872477740299).

30433204111221 is a wasteful number, since it uses less digits than its factorization.

30433204111221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 596642 (or 596636 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

Adding to 30433204111221 its reverse (12211140233403), we get a palindrome (42644344344624).

The spelling of 30433204111221 in words is "thirty trillion, four hundred thirty-three billion, two hundred four million, one hundred eleven thousand, two hundred twenty-one".