30203320112 has 60 divisors (see below), whose sum is σ = 68222809800. Its totient is φ = 12915802368.

The previous prime is 30203320111. The next prime is 30203320123. The reversal of 30203320112 is 21102330203.

It is not an unprimeable number, because it can be changed into a prime (30203320111) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 316139 + ... + 400437.

It is an arithmetic number, because the mean of its divisors is an integer number (1137046830).

Almost surely, 2^30203320112 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 30203320112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (34111404900).

30203320112 is an abundant number, since it is smaller than the sum of its proper divisors (38019489688).

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

30203320112 is a wasteful number, since it uses less digits than its factorization.

30203320112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84778 (or 84765 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 17.

Adding to 30203320112 its reverse (21102330203), we get a palindrome (51305650315).

The spelling of 30203320112 in words is "thirty billion, two hundred three million, three hundred twenty thousand, one hundred twelve".