30323100212256 has 192 divisors, whose sum is σ = 82281253662720. Its totient is φ = 9767915781120.

The previous prime is 30323100212243. The next prime is 30323100212263. The reversal of 30323100212256 is 65221200132303.

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, 11757695575 + ... + 11757698153.

It is an arithmetic number, because the mean of its divisors is an integer number (428548196160).

Almost surely, 2^{30323100212256} 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 30323100212256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (41140626831360).

30323100212256 is an abundant number, since it is smaller than the sum of its proper divisors (51958153450464).

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

30323100212256 is a wasteful number, since it uses less digits than its factorization.

30323100212256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6639 (or 6631 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 30.

Adding to 30323100212256 its reverse (65221200132303), we get a palindrome (95544300344559).

The spelling of 30323100212256 in words is "thirty trillion, three hundred twenty-three billion, one hundred million, two hundred twelve thousand, two hundred fifty-six".