30221313003331 has 4 divisors (see below), whose sum is σ = 30221333799064. Its totient is φ = 30221292207600.

The previous prime is 30221313003319. The next prime is 30221313003361. The reversal of 30221313003331 is 13330031312203.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 30221313003331 - 2²⁹ = 30220776132419 is a prime.

It is a super-2 number, since 2×30221313003331² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 30221313003296 and 30221313003305.

It is not an unprimeable number, because it can be changed into a prime (30221313003361) 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 3 ways as a sum of consecutive naturals, for example, 8039730 + ... + 11183911.

It is an arithmetic number, because the mean of its divisors is an integer number (7555333449766).

Almost surely, 2^{30221313003331} is an apocalyptic number.

30221313003331 is a deficient number, since it is larger than the sum of its proper divisors (20795733).

30221313003331 is a wasteful number, since it uses less digits than its factorization.

30221313003331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20795732.

The product of its (nonzero) digits is 2916, while the sum is 25.

Adding to 30221313003331 its reverse (13330031312203), we get a palindrome (43551344315534).

The spelling of 30221313003331 in words is "thirty trillion, two hundred twenty-one billion, three hundred thirteen million, three thousand, three hundred thirty-one".