30301113303221 has 8 divisors (see below), whose sum is σ = 31040442394584. Its totient is φ = 29561797428480.

The previous prime is 30301113303199. The next prime is 30301113303239. The reversal of 30301113303221 is 12230331110303.

It can be written as a sum of positive squares in 4 ways, for example, as 1153110868900 + 29148002434321 = 1073830^2 + 5398889^2 .

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-30301113303221 is a prime.

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 (30301113303821) 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, 1418441 + ... + 7912913.

It is an arithmetic number, because the mean of its divisors is an integer number (3880055299323).

Almost surely, 2^{30301113303221} is an apocalyptic number.

It is an amenable number.

30301113303221 is a deficient number, since it is larger than the sum of its proper divisors (739329091363).

30301113303221 is a wasteful number, since it uses less digits than its factorization.

30301113303221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6608311.

The product of its (nonzero) digits is 972, while the sum is 23.

Adding to 30301113303221 its reverse (12230331110303), we get a palindrome (42531444413524).

The spelling of 30301113303221 in words is "thirty trillion, three hundred one billion, one hundred thirteen million, three hundred three thousand, two hundred twenty-one".