30221121012223 has 16 divisors (see below), whose sum is σ = 32316358949856. Its totient is φ = 28161175910400.

The previous prime is 30221121012211. The next prime is 30221121012233. The reversal of 30221121012223 is 32221012112203.

It is a cyclic number.

It is not a de Polignac number, because 30221121012223 - 2¹⁷ = 30221120881151 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 30221121012194 and 30221121012203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30221121012233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 91235740 + ... + 91566382.

It is an arithmetic number, because the mean of its divisors is an integer number (2019772434366).

Almost surely, 2^{30221121012223} is an apocalyptic number.

30221121012223 is a deficient number, since it is larger than the sum of its proper divisors (2095237937633).

30221121012223 is a wasteful number, since it uses less digits than its factorization.

30221121012223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 383994.

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 30221121012223 its reverse (32221012112203), we get a palindrome (62442133124426).

The spelling of 30221121012223 in words is "thirty trillion, two hundred twenty-one billion, one hundred twenty-one million, twelve thousand, two hundred twenty-three".