22222222002212 has 24 divisors (see below), whose sum is σ = 38921301461280. Its totient is φ = 11101854012480.

The previous prime is 22222222002191. The next prime is 22222222002287. The reversal of 22222222002212 is 21220022222222.

It is a super-2 number, since 2×22222222002212² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22686203 + ... + 23645469.

It is an arithmetic number, because the mean of its divisors is an integer number (1621720894220).

Almost surely, 2^{22222222002212} is an apocalyptic number.

It is an amenable number.

22222222002212 is a deficient number, since it is larger than the sum of its proper divisors (16699079459068).

22222222002212 is a wasteful number, since it uses less digits than its factorization.

22222222002212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 964091 (or 964089 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 23.

Adding to 22222222002212 its reverse (21220022222222), we get a palindrome (43442244224434).

The spelling of 22222222002212 in words is "twenty-two trillion, two hundred twenty-two billion, two hundred twenty-two million, two thousand, two hundred twelve".