2212211201211 has 16 divisors (see below), whose sum is σ = 3575290830720. Its totient is φ = 1340734061160.

The previous prime is 2212211201191. The next prime is 2212211201219. The reversal of 2212211201211 is 1121021122122.

2212211201211 is a `hidden beast` number, since 221 + 2 + 211 + 20 + 1 + 211 = 666.

It is not a de Polignac number, because 2212211201211 - 2²¹ = 2212209104059 is a prime.

It is a super-3 number, since 3×2212211201211³ (a number of 38 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (2212211201219) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3724260985 + ... + 3724261578.

It is an arithmetic number, because the mean of its divisors is an integer number (223455676920).

Almost surely, 2^{2212211201211} is an apocalyptic number.

2212211201211 is a deficient number, since it is larger than the sum of its proper divisors (1363079629509).

2212211201211 is a wasteful number, since it uses less digits than its factorization.

2212211201211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7448522583 (or 7448522577 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 2212211201211 its reverse (1121021122122), we get a palindrome (3333232323333).

The spelling of 2212211201211 in words is "two trillion, two hundred twelve billion, two hundred eleven million, two hundred one thousand, two hundred eleven".