30102003310221 has 24 divisors (see below), whose sum is σ = 44659085596320. Its totient is φ = 19524197965536.

The previous prime is 30102003310213. The next prime is 30102003310231. The reversal of 30102003310221 is 12201330020103.

30102003310221 is a `hidden beast` number, since 30 + 102 + 0 + 0 + 3 + 310 + 221 = 666.

It is not a de Polignac number, because 30102003310221 - 2³ = 30102003310213 is a prime.

It is a super-2 number, since 2×30102003310221² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 30102003310194 and 30102003310203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30102003310231) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1276150 + ... + 7863368.

It is an arithmetic number, because the mean of its divisors is an integer number (1860795233180).

Almost surely, 2^{30102003310221} is an apocalyptic number.

It is an amenable number.

30102003310221 is a deficient number, since it is larger than the sum of its proper divisors (14557082286099).

30102003310221 is a wasteful number, since it uses less digits than its factorization.

30102003310221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6600985 (or 6600982 counting only the distinct ones).

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

Adding to 30102003310221 its reverse (12201330020103), we get a palindrome (42303333330324).

The spelling of 30102003310221 in words is "thirty trillion, one hundred two billion, three million, three hundred ten thousand, two hundred twenty-one".