2212111320203 has 2 divisors, whose sum is σ = 2212111320204. Its totient is φ = 2212111320202.

The previous prime is 2212111320193. The next prime is 2212111320247. The reversal of 2212111320203 is 3020231112122.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2212111320203 - 2²⁶ = 2212044211339 is a prime.

It is a super-2 number, since 2×2212111320203² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2212111320703) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1106055660101 + 1106055660102.

It is an arithmetic number, because the mean of its divisors is an integer number (1106055660102).

Almost surely, 2^{2212111320203} is an apocalyptic number.

2212111320203 is a deficient number, since it is larger than the sum of its proper divisors (1).

2212111320203 is an equidigital number, since it uses as much as digits as its factorization.

2212111320203 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 2212111320203 its reverse (3020231112122), we get a palindrome (5232342432325).

The spelling of 2212111320203 in words is "two trillion, two hundred twelve billion, one hundred eleven million, three hundred twenty thousand, two hundred three".