30301212000000 has 1008 divisors, whose sum is σ = 106327518990336. Its totient is φ = 7645440000000.

The previous prime is 30301211999983. The next prime is 30301212000091. The reversal of 30301212000000 is 21210303.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a self number, because there is not a number n which added to its sum of digits gives 30301212000000.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 111 ways as a sum of consecutive naturals, for example, 27875999457 + ... + 27876000543.

It is an arithmetic number, because the mean of its divisors is an integer number (105483649792).

Almost surely, 2^{30301212000000} is an apocalyptic number.

30301212000000 is a gapful number since it is divisible by the number (30) 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 30301212000000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (53163759495168).

30301212000000 is an abundant number, since it is smaller than the sum of its proper divisors (76026306990336).

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

30301212000000 is an equidigital number, since it uses as much as digits as its factorization.

30301212000000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1260 (or 1221 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 12.

Adding to 30301212000000 its reverse (21210303), we get a palindrome (30301233210303).

The spelling of 30301212000000 in words is "thirty trillion, three hundred one billion, two hundred twelve million", and thus it is an aban number.