30103003120221 has 12 divisors (see below), whose sum is σ = 43482269314848. Its totient is φ = 20068597809864.

The previous prime is 30103003120217. The next prime is 30103003120243. The reversal of 30103003120221 is 12202130030103.

30103003120221 is a `hidden beast` number, since 30 + 1 + 0 + 300 + 312 + 0 + 2 + 21 = 666.

It is not a de Polignac number, because 30103003120221 - 2² = 30103003120217 is a prime.

It is a super-3 number, since 3×30103003120221³ (a number of 41 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 30103003120194 and 30103003120203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30103003170221) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3156195 + ... + 8376608.

It is an arithmetic number, because the mean of its divisors is an integer number (3623522442904).

Almost surely, 2^{30103003120221} is an apocalyptic number.

It is an amenable number.

30103003120221 is a deficient number, since it is larger than the sum of its proper divisors (13379266194627).

30103003120221 is a wasteful number, since it uses less digits than its factorization.

30103003120221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11822832 (or 11822829 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 30103003120221 its reverse (12202130030103), we get a palindrome (42305133150324).

The spelling of 30103003120221 in words is "thirty trillion, one hundred three billion, three million, one hundred twenty thousand, two hundred twenty-one".