2213211121222 has 8 divisors (see below), whose sum is σ = 3325630723272. Its totient is φ = 1104667546800.

The previous prime is 2213211121157. The next prime is 2213211121223. The reversal of 2213211121222 is 2221211123122.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 2213211121193 and 2213211121202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2213211121223) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 969005479 + ... + 969007762.

It is an arithmetic number, because the mean of its divisors is an integer number (415703840409).

Almost surely, 2^{2213211121222} is an apocalyptic number.

2213211121222 is a deficient number, since it is larger than the sum of its proper divisors (1112419602050).

2213211121222 is a wasteful number, since it uses less digits than its factorization.

2213211121222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1938013814.

The product of its digits is 384, while the sum is 22.

Adding to 2213211121222 its reverse (2221211123122), we get a palindrome (4434422244344).

The spelling of 2213211121222 in words is "two trillion, two hundred thirteen billion, two hundred eleven million, one hundred twenty-one thousand, two hundred twenty-two".