212204211043133 has 4 divisors (see below), whose sum is σ = 212297569695228. Its totient is φ = 212110852391040.

The previous prime is 212204211043127. The next prime is 212204211043151. The reversal of 212204211043133 is 331340112402212.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 174864998664409 + 37339212378724 = 13223653^2 + 6110582^2 .

It is a cyclic number.

It is not a de Polignac number, because 212204211043133 - 2⁴ = 212204211043117 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 212204211043096 and 212204211043105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212204211043103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 46679322638 + ... + 46679327183.

It is an arithmetic number, because the mean of its divisors is an integer number (53074392423807).

Almost surely, 2^{212204211043133} is an apocalyptic number.

It is an amenable number.

212204211043133 is a deficient number, since it is larger than the sum of its proper divisors (93358652095).

212204211043133 is an equidigital number, since it uses as much as digits as its factorization.

212204211043133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93358652094.

The product of its (nonzero) digits is 6912, while the sum is 29.

Adding to 212204211043133 its reverse (331340112402212), we get a palindrome (543544323445345).

The spelling of 212204211043133 in words is "two hundred twelve trillion, two hundred four billion, two hundred eleven million, forty-three thousand, one hundred thirty-three".