30302301021312 has 128 divisors (see below), whose sum is σ = 82063967400000. Its totient is φ = 9903565328384.

The previous prime is 30302301021283. The next prime is 30302301021347. The reversal of 30302301021312 is 21312010320303.

It is a tau number, because it is divible by the number of its divisors (128).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30011014 + ... + 31004282.

Almost surely, 2^{30302301021312} is an apocalyptic number.

30302301021312 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 30302301021312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (41031983700000).

30302301021312 is an abundant number, since it is smaller than the sum of its proper divisors (51761666378688).

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

30302301021312 is a wasteful number, since it uses less digits than its factorization.

30302301021312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 994838 (or 994826 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 30302301021312 its reverse (21312010320303), we get a palindrome (51614311341615).

The spelling of 30302301021312 in words is "thirty trillion, three hundred two billion, three hundred one million, twenty-one thousand, three hundred twelve".