212124304042030 has 16 divisors (see below), whose sum is σ = 381841284237984. Its totient is φ = 84845824514080.

The previous prime is 212124304041997. The next prime is 212124304042033. The reversal of 212124304042030 is 30240403421212.

It is a self number, because there is not a number n which added to its sum of digits gives 212124304042030.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212124304042033) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 486909226 + ... + 487344685.

It is an arithmetic number, because the mean of its divisors is an integer number (23865080264874).

Almost surely, 2^{212124304042030} is an apocalyptic number.

212124304042030 is a deficient number, since it is larger than the sum of its proper divisors (169716980195954).

212124304042030 is a wasteful number, since it uses less digits than its factorization.

212124304042030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 974275691.

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 212124304042030 its reverse (30240403421212), we get a palindrome (242364707463242).

The spelling of 212124304042030 in words is "two hundred twelve trillion, one hundred twenty-four billion, three hundred four million, forty-two thousand, thirty".