22211022002212 has 12 divisors (see below), whose sum is σ = 38895012729216. Its totient is φ = 11098161222440.

The previous prime is 22211022002189. The next prime is 22211022002219. The reversal of 22211022002212 is 21220022011222.

It is a super-2 number, since 2×22211022002212² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 22211022002212.

It is not an unprimeable number, because it can be changed into a prime (22211022002219) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1837437868 + ... + 1837449955.

It is an arithmetic number, because the mean of its divisors is an integer number (3241251060768).

Almost surely, 2^{22211022002212} is an apocalyptic number.

It is an amenable number.

22211022002212 is a deficient number, since it is larger than the sum of its proper divisors (16683990727004).

22211022002212 is a wasteful number, since it uses less digits than its factorization.

22211022002212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3674889338 (or 3674889336 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 22211022002212 its reverse (21220022011222), we get a palindrome (43431044013434).

The spelling of 22211022002212 in words is "twenty-two trillion, two hundred eleven billion, twenty-two million, two thousand, two hundred twelve".