30221201020233 has 4 divisors (see below), whose sum is σ = 40294934693648. Its totient is φ = 20147467346820.

The previous prime is 30221201020217. The next prime is 30221201020267. The reversal of 30221201020233 is 33202010212203.

It is a happy number.

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 not a de Polignac number, because 30221201020233 - 2⁴ = 30221201020217 is a prime.

It is a super-3 number, since 3×30221201020233³ (a number of 41 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (30221201020033) 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, 5036866836703 + ... + 5036866836708.

It is an arithmetic number, because the mean of its divisors is an integer number (10073733673412).

Almost surely, 2^{30221201020233} is an apocalyptic number.

It is an amenable number.

30221201020233 is a deficient number, since it is larger than the sum of its proper divisors (10073733673415).

30221201020233 is a wasteful number, since it uses less digits than its factorization.

30221201020233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10073733673414.

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 30221201020233 its reverse (33202010212203), we get a palindrome (63423211232436).

The spelling of 30221201020233 in words is "thirty trillion, two hundred twenty-one billion, two hundred one million, twenty thousand, two hundred thirty-three".