203312201211211 has 2 divisors, whose sum is σ = 203312201211212. Its totient is φ = 203312201211210.

The previous prime is 203312201211199. The next prime is 203312201211233. The reversal of 203312201211211 is 112112102213302.

It is a happy number.

203312201211211 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an a-pointer prime, because the next prime (203312201211233) can be obtained adding 203312201211211 to its sum of digits (22).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 203312201211211 - 2⁵ = 203312201211179 is a prime.

It is a super-2 number, since 2×203312201211211² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (203312201211241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101656100605605 + 101656100605606.

It is an arithmetic number, because the mean of its divisors is an integer number (101656100605606).

Almost surely, 2^{203312201211211} is an apocalyptic number.

203312201211211 is a deficient number, since it is larger than the sum of its proper divisors (1).

203312201211211 is an equidigital number, since it uses as much as digits as its factorization.

203312201211211 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 288, while the sum is 22.

Adding to 203312201211211 its reverse (112112102213302), we get a palindrome (315424303424513).

The spelling of 203312201211211 in words is "two hundred three trillion, three hundred twelve billion, two hundred one million, two hundred eleven thousand, two hundred eleven".