30221020013333 has 4 divisors (see below), whose sum is σ = 30672080013600. Its totient is φ = 29769960013068.

The previous prime is 30221020013293. The next prime is 30221020013347. The reversal of 30221020013333 is 33331002012203.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 30221020013333 - 2⁸ = 30221020013077 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 30221020013299 and 30221020013308.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30221020003333) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 225530000033 + ... + 225530000166.

It is an arithmetic number, because the mean of its divisors is an integer number (7668020003400).

Almost surely, 2^{30221020013333} is an apocalyptic number.

It is an amenable number.

30221020013333 is a deficient number, since it is larger than the sum of its proper divisors (451060000267).

30221020013333 is an equidigital number, since it uses as much as digits as its factorization.

30221020013333 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 451060000266.

The product of its (nonzero) digits is 1944, while the sum is 23.

Adding to 30221020013333 its reverse (33331002012203), we get a palindrome (63552022025536).

The spelling of 30221020013333 in words is "thirty trillion, two hundred twenty-one billion, twenty million, thirteen thousand, three hundred thirty-three".