30302132123312 has 40 divisors (see below), whose sum is σ = 67151820761376. Its totient is φ = 12976129506816.

The previous prime is 30302132123293. The next prime is 30302132123321. The reversal of 30302132123312 is 21332123120303.

It is a super-2 number, since 2×30302132123312² (a number of 28 digits) contains 22 as substring.

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 7 ways as a sum of consecutive naturals, for example, 109220693 + ... + 109497780.

Almost surely, 2^{30302132123312} is an apocalyptic number.

It is an amenable number.

30302132123312 is an abundant number, since it is smaller than the sum of its proper divisors (36849688638064).

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

30302132123312 is a wasteful number, since it uses less digits than its factorization.

30302132123312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 218719725 (or 218719719 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 26.

Adding to 30302132123312 its reverse (21332123120303), we get a palindrome (51634255243615).

The spelling of 30302132123312 in words is "thirty trillion, three hundred two billion, one hundred thirty-two million, one hundred twenty-three thousand, three hundred twelve".