30021112002112 has 224 divisors, whose sum is σ = 74706333696000. Its totient is φ = 11628481751040.

The previous prime is 30021112002107. The next prime is 30021112002169. The reversal of 30021112002112 is 21120021112003.

It is a tau number, because it is divible by the number of its divisors (224).

It is a Harshad number since it is a multiple of its sum of digits (16).

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, 634954089 + ... + 635001367.

Almost surely, 2^{30021112002112} is an apocalyptic number.

30021112002112 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 30021112002112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (37353166848000).

30021112002112 is an abundant number, since it is smaller than the sum of its proper divisors (44685221693888).

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

30021112002112 is a wasteful number, since it uses less digits than its factorization.

30021112002112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48057 (or 48047 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 30021112002112 its reverse (21120021112003), we get a palindrome (51141133114115).

The spelling of 30021112002112 in words is "thirty trillion, twenty-one billion, one hundred twelve million, two thousand, one hundred twelve".