12210730164530 has 16 divisors (see below), whose sum is σ = 22026785825664. Its totient is φ = 4873742837040.

The previous prime is 12210730164517. The next prime is 12210730164551. The reversal of 12210730164530 is 3546103701221.

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, 1318648736 + ... + 1318657995.

It is an arithmetic number, because the mean of its divisors is an integer number (1376674114104).

Almost surely, 2^{12210730164530} is an apocalyptic number.

12210730164530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12210730164530 is a deficient number, since it is larger than the sum of its proper divisors (9816055661134).

12210730164530 is a wasteful number, since it uses less digits than its factorization.

12210730164530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2637307201.

The product of its (nonzero) digits is 30240, while the sum is 35.

Adding to 12210730164530 its reverse (3546103701221), we get a palindrome (15756833865751).

The spelling of 12210730164530 in words is "twelve trillion, two hundred ten billion, seven hundred thirty million, one hundred sixty-four thousand, five hundred thirty".