30320142324 has 24 divisors (see below), whose sum is σ = 71008065408. Its totient is φ = 10069418880.

The previous prime is 30320142289. The next prime is 30320142331. The reversal of 30320142324 is 42324102303.

It is a super-2 number, since 2×30320142324² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 30320142294 and 30320142303.

It is a congruent number.

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, 4658517 + ... + 4665020.

It is an arithmetic number, because the mean of its divisors is an integer number (2958669392).

Almost surely, 2^30320142324 is an apocalyptic number.

It is an amenable number.

30320142324 is an abundant number, since it is smaller than the sum of its proper divisors (40687923084).

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

30320142324 is a wasteful number, since it uses less digits than its factorization.

30320142324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9323815 (or 9323813 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 24.

Adding to 30320142324 its reverse (42324102303), we get a palindrome (72644244627).

The spelling of 30320142324 in words is "thirty billion, three hundred twenty million, one hundred forty-two thousand, three hundred twenty-four".