212203222033135 has 4 divisors (see below), whose sum is σ = 254643866439768. Its totient is φ = 169762577626504.

The previous prime is 212203222033081. The next prime is 212203222033151. The reversal of 212203222033135 is 531330222302212.

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

It is a cyclic number.

It is not a de Polignac number, because 212203222033135 - 2²¹ = 212203219935983 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 212203222033097 and 212203222033106.

It is a congruent number.

It is an unprimeable number.

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, 21220322203309 + ... + 21220322203318.

It is an arithmetic number, because the mean of its divisors is an integer number (63660966609942).

Almost surely, 2^{212203222033135} is an apocalyptic number.

212203222033135 is a deficient number, since it is larger than the sum of its proper divisors (42440644406633).

212203222033135 is an equidigital number, since it uses as much as digits as its factorization.

212203222033135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42440644406632.

The product of its (nonzero) digits is 25920, while the sum is 31.

Adding to 212203222033135 its reverse (531330222302212), we get a palindrome (743533444335347).

The spelling of 212203222033135 in words is "two hundred twelve trillion, two hundred three billion, two hundred twenty-two million, thirty-three thousand, one hundred thirty-five".