30221030012112 has 200 divisors, whose sum is σ = 87645022625160. Its totient is φ = 10053358018560.

The previous prime is 30221030012027. The next prime is 30221030012123. The reversal of 30221030012112 is 21121003012203.

30221030012112 is a `hidden beast` number, since 30 + 2 + 210 + 300 + 12 + 112 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 1193460111936 + 29027569900176 = 1092456^2 + 5387724^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 1483667464 + ... + 1483687832.

Almost surely, 2^{30221030012112} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 30221030012112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (43822511312580).

30221030012112 is an abundant number, since it is smaller than the sum of its proper divisors (57423992613048).

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

30221030012112 is a wasteful number, since it uses less digits than its factorization.

30221030012112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22643 (or 22628 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 30221030012112 its reverse (21121003012203), we get a palindrome (51342033024315).

The spelling of 30221030012112 in words is "thirty trillion, two hundred twenty-one billion, thirty million, twelve thousand, one hundred twelve".