30202124012 has 12 divisors (see below), whose sum is σ = 53447579640. Its totient is φ = 14931386976.

The previous prime is 30202124009. The next prime is 30202124023. The reversal of 30202124012 is 21042120203.

It is a super-2 number, since 2×30202124012² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42418358 + ... + 42419069.

It is an arithmetic number, because the mean of its divisors is an integer number (4453964970).

Almost surely, 2^30202124012 is an apocalyptic number.

It is an amenable number.

30202124012 is a deficient number, since it is larger than the sum of its proper divisors (23245455628).

30202124012 is a wasteful number, since it uses less digits than its factorization.

30202124012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84837520 (or 84837518 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 17.

Adding to 30202124012 its reverse (21042120203), we get a palindrome (51244244215).

The spelling of 30202124012 in words is "thirty billion, two hundred two million, one hundred twenty-four thousand, twelve".