2243020211211 has 16 divisors (see below), whose sum is σ = 3222578078720. Its totient is φ = 1379535369120.

The previous prime is 2243020211149. The next prime is 2243020211221. The reversal of 2243020211211 is 1121120203422.

It is a happy number.

It is not a de Polignac number, because 2243020211211 - 2¹³ = 2243020203019 is a prime.

It is a super-2 number, since 2×2243020211211² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2243020211221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16279705 + ... + 16416906.

It is an arithmetic number, because the mean of its divisors is an integer number (201411129920).

Almost surely, 2^{2243020211211} is an apocalyptic number.

2243020211211 is a deficient number, since it is larger than the sum of its proper divisors (979557867509).

2243020211211 is a wasteful number, since it uses less digits than its factorization.

2243020211211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32698386.

The product of its (nonzero) digits is 384, while the sum is 21.

Adding to 2243020211211 its reverse (1121120203422), we get a palindrome (3364140414633).

The spelling of 2243020211211 in words is "two trillion, two hundred forty-three billion, twenty million, two hundred eleven thousand, two hundred eleven".