22222216502211 has 8 divisors (see below), whose sum is σ = 32323224003264. Its totient is φ = 13468010001320.

The previous prime is 22222216502207. The next prime is 22222216502219. The reversal of 22222216502211 is 11220561222222.

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

It is a cyclic number.

It is not a de Polignac number, because 22222216502211 - 2² = 22222216502207 is a prime.

It is a super-2 number, since 2×22222216502211² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (22222216502219) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 336700250001 + ... + 336700250066.

It is an arithmetic number, because the mean of its divisors is an integer number (4040403000408).

Almost surely, 2^{22222216502211} is an apocalyptic number.

22222216502211 is a deficient number, since it is larger than the sum of its proper divisors (10101007501053).

22222216502211 is a wasteful number, since it uses less digits than its factorization.

22222216502211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 673400500081.

The product of its (nonzero) digits is 7680, while the sum is 30.

Adding to 22222216502211 its reverse (11220561222222), we get a palindrome (33442777724433).

The spelling of 22222216502211 in words is "twenty-two trillion, two hundred twenty-two billion, two hundred sixteen million, five hundred two thousand, two hundred eleven".