212340103440130 has 128 divisors (see below), whose sum is σ = 393976094400000. Its totient is φ = 82369514895360.

The previous prime is 212340103440041. The next prime is 212340103440137. The reversal of 212340103440130 is 31044301043212.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (212340103440137) by changing a digit.

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 63 ways as a sum of consecutive naturals, for example, 19393555896 + ... + 19393566844.

It is an arithmetic number, because the mean of its divisors is an integer number (3077938237500).

Almost surely, 2^{212340103440130} is an apocalyptic number.

212340103440130 is a deficient number, since it is larger than the sum of its proper divisors (181635990959870).

212340103440130 is a wasteful number, since it uses less digits than its factorization.

212340103440130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12652.

The product of its (nonzero) digits is 6912, while the sum is 28.

Adding to 212340103440130 its reverse (31044301043212), we get a palindrome (243384404483342).

The spelling of 212340103440130 in words is "two hundred twelve trillion, three hundred forty billion, one hundred three million, four hundred forty thousand, one hundred thirty".