12222200102212 has 24 divisors (see below), whose sum is σ = 22319192750400. Its totient is φ = 5845297234656.

The previous prime is 12222200102209. The next prime is 12222200102269. The reversal of 12222200102212 is 21220100222221.

It is a super-2 number, since 2×12222200102212² (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 12222200102212.

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, 4225239 + ... + 6503617.

It is an arithmetic number, because the mean of its divisors is an integer number (929966364600).

Almost surely, 2^{12222200102212} is an apocalyptic number.

It is an amenable number.

12222200102212 is a deficient number, since it is larger than the sum of its proper divisors (10096992648188).

12222200102212 is a wasteful number, since it uses less digits than its factorization.

12222200102212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2336715 (or 2336713 counting only the distinct ones).

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

Adding to 12222200102212 its reverse (21220100222221), we get a palindrome (33442300324433).

The spelling of 12222200102212 in words is "twelve trillion, two hundred twenty-two billion, two hundred million, one hundred two thousand, two hundred twelve".