210211122120203 has 2 divisors, whose sum is σ = 210211122120204. Its totient is φ = 210211122120202.

The previous prime is 210211122120187. The next prime is 210211122120211. The reversal of 210211122120203 is 302021221112012.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 210211122120203 - 2⁴ = 210211122120187 is a prime.

It is a super-2 number, since 2×210211122120203² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (210211122120803) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105105561060101 + 105105561060102.

It is an arithmetic number, because the mean of its divisors is an integer number (105105561060102).

Almost surely, 2^{210211122120203} is an apocalyptic number.

210211122120203 is a deficient number, since it is larger than the sum of its proper divisors (1).

210211122120203 is an equidigital number, since it uses as much as digits as its factorization.

210211122120203 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 192, while the sum is 20.

Adding to 210211122120203 its reverse (302021221112012), we get a palindrome (512232343232215).

The spelling of 210211122120203 in words is "two hundred ten trillion, two hundred eleven billion, one hundred twenty-two million, one hundred twenty thousand, two hundred three".