213200121203 has 2 divisors, whose sum is σ = 213200121204. Its totient is φ = 213200121202.

The previous prime is 213200121181. The next prime is 213200121223. The reversal of 213200121203 is 302121002312.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 213200121203 - 2²² = 213195926899 is a prime.

It is not a weakly prime, because it can be changed into another prime (213200121223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106600060601 + 106600060602.

It is an arithmetic number, because the mean of its divisors is an integer number (106600060602).

Almost surely, 2^213200121203 is an apocalyptic number.

213200121203 is a deficient number, since it is larger than the sum of its proper divisors (1).

213200121203 is an equidigital number, since it uses as much as digits as its factorization.

213200121203 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 213200121203 its reverse (302121002312), we get a palindrome (515321123515).

The spelling of 213200121203 in words is "two hundred thirteen billion, two hundred million, one hundred twenty-one thousand, two hundred three".