222122002012 has 12 divisors (see below), whose sum is σ = 388968743016. Its totient is φ = 110988075440.

The previous prime is 222122002007. The next prime is 222122002013. The reversal of 222122002012 is 210200221222.

222122002012 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222122002013) 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 in 3 ways as a sum of consecutive naturals, for example, 18224539 + ... + 18236722.

It is an arithmetic number, because the mean of its divisors is an integer number (32414061918).

Almost surely, 2^222122002012 is an apocalyptic number.

It is an amenable number.

222122002012 is a deficient number, since it is larger than the sum of its proper divisors (166846741004).

222122002012 is a wasteful number, since it uses less digits than its factorization.

222122002012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36462788 (or 36462786 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 222122002012 its reverse (210200221222), we get a palindrome (432322223234).

The spelling of 222122002012 in words is "two hundred twenty-two billion, one hundred twenty-two million, two thousand, twelve".