22000210212212 has 6 divisors (see below), whose sum is σ = 38500367871378. Its totient is φ = 11000105106104.

The previous prime is 22000210212181. The next prime is 22000210212247. The reversal of 22000210212212 is 21221201200022.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 17859042192016 + 4141168020196 = 4225996^2 + 2034986^2 .

It is a super-3 number, since 3×22000210212212³ (a number of 41 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2750026276523 + ... + 2750026276530.

It is an arithmetic number, because the mean of its divisors is an integer number (6416727978563).

Almost surely, 2^{22000210212212} is an apocalyptic number.

It is an amenable number.

22000210212212 is a deficient number, since it is larger than the sum of its proper divisors (16500157659166).

22000210212212 is a wasteful number, since it uses less digits than its factorization.

22000210212212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5500052553057 (or 5500052553055 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 22000210212212 its reverse (21221201200022), we get a palindrome (43221411412234).

The spelling of 22000210212212 in words is "twenty-two trillion, two hundred ten million, two hundred twelve thousand, two hundred twelve".