30321101132320 has 48 divisors (see below), whose sum is σ = 71633966423040. Its totient is φ = 12128378654464.

The previous prime is 30321101132303. The next prime is 30321101132347. The reversal of 30321101132320 is 2323110112303.

It is a super-2 number, since 2×30321101132320² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 30321101132291 and 30321101132300.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43497249 + ... + 44188831.

It is an arithmetic number, because the mean of its divisors is an integer number (1492374300480).

Almost surely, 2^{30321101132320} is an apocalyptic number.

It is an amenable number.

30321101132320 is an abundant number, since it is smaller than the sum of its proper divisors (41312865290720).

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

30321101132320 is a wasteful number, since it uses less digits than its factorization.

30321101132320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 965617 (or 965609 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 30321101132320 its reverse (2323110112303), we get a palindrome (32644211244623).

The spelling of 30321101132320 in words is "thirty trillion, three hundred twenty-one billion, one hundred one million, one hundred thirty-two thousand, three hundred twenty".