2212021001211 has 24 divisors (see below), whose sum is σ = 3430945926144. Its totient is φ = 1263991291920.

The previous prime is 2212021001173. The next prime is 2212021001257. The reversal of 2212021001211 is 1121001202122.

It is not a de Polignac number, because 2212021001211 - 2⁶ = 2212021001147 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2212021201211) 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 in 23 ways as a sum of consecutive naturals, for example, 16270326 + ... + 16405716.

It is an arithmetic number, because the mean of its divisors is an integer number (142956080256).

Almost surely, 2^{2212021001211} is an apocalyptic number.

2212021001211 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

2212021001211 is a deficient number, since it is larger than the sum of its proper divisors (1218924924933).

2212021001211 is a wasteful number, since it uses less digits than its factorization.

2212021001211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 246551 (or 246544 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 2212021001211 its reverse (1121001202122), we get a palindrome (3333022203333).

The spelling of 2212021001211 in words is "two trillion, two hundred twelve billion, twenty-one million, one thousand, two hundred eleven".