30321130424121 has 64 divisors (see below), whose sum is σ = 45684838563840. Its totient is φ = 19872467959680.

The previous prime is 30321130424111. The next prime is 30321130424161. The reversal of 30321130424121 is 12142403112303.

30321130424121 is a `hidden beast` number, since 3 + 0 + 3 + 2 + 113 + 0 + 424 + 121 = 666.

It is not a de Polignac number, because 30321130424121 - 2¹⁹ = 30321129899833 is a prime.

It is a super-2 number, since 2×30321130424121² (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 not an unprimeable number, because it can be changed into a prime (30321130424111) 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 63 ways as a sum of consecutive naturals, for example, 1294822405 + ... + 1294845821.

It is an arithmetic number, because the mean of its divisors is an integer number (713825602560).

Almost surely, 2^{30321130424121} is an apocalyptic number.

It is an amenable number.

30321130424121 is a deficient number, since it is larger than the sum of its proper divisors (15363708139719).

30321130424121 is a wasteful number, since it uses less digits than its factorization.

30321130424121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26323 (or 26317 counting only the distinct ones).

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

Adding to 30321130424121 its reverse (12142403112303), we get a palindrome (42463533536424).

The spelling of 30321130424121 in words is "thirty trillion, three hundred twenty-one billion, one hundred thirty million, four hundred twenty-four thousand, one hundred twenty-one".