30213303210221 has 8 divisors (see below), whose sum is σ = 32532769160640. Its totient is φ = 27954083128768.

The previous prime is 30213303210217. The next prime is 30213303210229. The reversal of 30213303210221 is 12201230331203.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 30213303210221 - 2² = 30213303210217 is a prime.

It is a super-3 number, since 3×30213303210221³ (a number of 41 digits) contains 333 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30213303210229) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15061466201 + ... + 15061468206.

It is an arithmetic number, because the mean of its divisors is an integer number (4066596145080).

Almost surely, 2^{30213303210221} is an apocalyptic number.

It is an amenable number.

30213303210221 is a deficient number, since it is larger than the sum of its proper divisors (2319465950419).

30213303210221 is a wasteful number, since it uses less digits than its factorization.

30213303210221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30122934483.

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 30213303210221 its reverse (12201230331203), we get a palindrome (42414533541424).

The spelling of 30213303210221 in words is "thirty trillion, two hundred thirteen billion, three hundred three million, two hundred ten thousand, two hundred twenty-one".