30221212203330 has 64 divisors (see below), whose sum is σ = 72658991433600. Its totient is φ = 8044766374400.

The previous prime is 30221212203289. The next prime is 30221212203353. The reversal of 30221212203330 is 3330221212203.

It is a super-2 number, since 2×30221212203330² (a number of 28 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 30221212203330.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 62196061 + ... + 62680079.

It is an arithmetic number, because the mean of its divisors is an integer number (1135296741150).

Almost surely, 2^{30221212203330} is an apocalyptic number.

30221212203330 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

30221212203330 is an abundant number, since it is smaller than the sum of its proper divisors (42437779230270).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

30221212203330 is a wasteful number, since it uses less digits than its factorization.

30221212203330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 487699.

The product of its (nonzero) digits is 2592, while the sum is 24.

Adding to 30221212203330 its reverse (3330221212203), we get a palindrome (33551433415533).

The spelling of 30221212203330 in words is "thirty trillion, two hundred twenty-one billion, two hundred twelve million, two hundred three thousand, three hundred thirty".