222111020002012 has 6 divisors (see below), whose sum is σ = 388694285003528. Its totient is φ = 111055510001004.

The previous prime is 222111020002007. The next prime is 222111020002013. The reversal of 222111020002012 is 210200020111222.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222111020002013) 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 as a sum of consecutive naturals, namely, 27763877500248 + ... + 27763877500255.

Almost surely, 2^{222111020002012} is an apocalyptic number.

It is an amenable number.

222111020002012 is a deficient number, since it is larger than the sum of its proper divisors (166583265001516).

222111020002012 is a wasteful number, since it uses less digits than its factorization.

222111020002012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55527755000507 (or 55527755000505 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 222111020002012 its reverse (210200020111222), we get a palindrome (432311040113234).

The spelling of 222111020002012 in words is "two hundred twenty-two trillion, one hundred eleven billion, twenty million, two thousand, twelve".