212204213344124 has 12 divisors (see below), whose sum is σ = 371357745431400. Its totient is φ = 106102000363728.

The previous prime is 212204213344069. The next prime is 212204213344129. The reversal of 212204213344124 is 421443312402212.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212204213344129) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21998159 + ... + 30138470.

It is an arithmetic number, because the mean of its divisors is an integer number (30946478785950).

Almost surely, 2^{212204213344124} is an apocalyptic number.

It is an amenable number.

212204213344124 is a deficient number, since it is larger than the sum of its proper divisors (159153532087276).

212204213344124 is a wasteful number, since it uses less digits than its factorization.

212204213344124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53154172 (or 53154170 counting only the distinct ones).

The product of its (nonzero) digits is 73728, while the sum is 35.

Adding to 212204213344124 its reverse (421443312402212), we get a palindrome (633647525746336).

The spelling of 212204213344124 in words is "two hundred twelve trillion, two hundred four billion, two hundred thirteen million, three hundred forty-four thousand, one hundred twenty-four".