30021321203313 has 32 divisors (see below), whose sum is σ = 45116124318720. Its totient is φ = 17596984340160.

The previous prime is 30021321203273. The next prime is 30021321203333. The reversal of 30021321203313 is 31330212312003.

It is not a de Polignac number, because 30021321203313 - 2¹⁰ = 30021321202289 is a prime.

It is not an unprimeable number, because it can be changed into a prime (30021321203333) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 73411323 + ... + 73819136.

It is an arithmetic number, because the mean of its divisors is an integer number (1409878884960).

Almost surely, 2^{30021321203313} is an apocalyptic number.

30021321203313 is a gapful number since it is divisible by the number (33) formed by its first and last digit.

It is an amenable number.

30021321203313 is a deficient number, since it is larger than the sum of its proper divisors (15094803115407).

30021321203313 is a wasteful number, since it uses less digits than its factorization.

30021321203313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 147230677.

The product of its (nonzero) digits is 1944, while the sum is 24.

Adding to 30021321203313 its reverse (31330212312003), we get a palindrome (61351533515316).

The spelling of 30021321203313 in words is "thirty trillion, twenty-one billion, three hundred twenty-one million, two hundred three thousand, three hundred thirteen".