30221333212320 has 144 divisors (see below), whose sum is σ = 103822449985800. Its totient is φ = 8004934735872.

The previous prime is 30221333212319. The next prime is 30221333212331. The reversal of 30221333212320 is 2321233312203.

30221333212320 is a `hidden beast` number, since 3 + 0 + 2 + 2 + 1 + 3 + 332 + 1 + 2 + 320 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 17845318794384 + 12376014417936 = 4224372^2 + 3517956^2 .

It is a tau number, because it is divible by the number of its divisors (144).

It is a super-2 number, since 2×30221333212320² (a number of 28 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 70211739 + ... + 70640858.

Almost surely, 2^{30221333212320} is an apocalyptic number.

30221333212320 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

30221333212320 is an abundant number, since it is smaller than the sum of its proper divisors (73601116773480).

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

30221333212320 is a wasteful number, since it uses less digits than its factorization.

30221333212320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 140852767 (or 140852756 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 27.

Adding to 30221333212320 its reverse (2321233312203), we get a palindrome (32542566524523).

The spelling of 30221333212320 in words is "thirty trillion, two hundred twenty-one billion, three hundred thirty-three million, two hundred twelve thousand, three hundred twenty".