212140302404201 has 4 divisors (see below), whose sum is σ = 212140332980304. Its totient is φ = 212140271828100.

The previous prime is 212140302404117. The next prime is 212140302404213. The reversal of 212140302404201 is 102404203041212.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-212140302404201 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (212140302404281) 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, 675206 + ... + 20609136.

It is an arithmetic number, because the mean of its divisors is an integer number (53035083245076).

Almost surely, 2^{212140302404201} is an apocalyptic number.

It is an amenable number.

212140302404201 is a deficient number, since it is larger than the sum of its proper divisors (30576103).

212140302404201 is a wasteful number, since it uses less digits than its factorization.

212140302404201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30576102.

The product of its (nonzero) digits is 3072, while the sum is 26.

Adding to 212140302404201 its reverse (102404203041212), we get a palindrome (314544505445413).

The spelling of 212140302404201 in words is "two hundred twelve trillion, one hundred forty billion, three hundred two million, four hundred four thousand, two hundred one".