2002212212112 has 80 divisors (see below), whose sum is σ = 6568103562880. Its totient is φ = 572060631168.

The previous prime is 2002212212111. The next prime is 2002212212129. The reversal of 2002212212112 is 2112122122002.

It is a happy number.

2002212212112 is a `hidden beast` number, since 200 + 221 + 221 + 21 + 1 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (2002212212111) 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 15 ways as a sum of consecutive naturals, for example, 331050583 + ... + 331056630.

It is an arithmetic number, because the mean of its divisors is an integer number (82101294536).

Almost surely, 2^{2002212212112} is an apocalyptic number.

It is an amenable number.

2002212212112 is an abundant number, since it is smaller than the sum of its proper divisors (4565891350768).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2002212212112 is a wasteful number, since it uses less digits than its factorization.

2002212212112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 662107237 (or 662107225 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 2002212212112 its reverse (2112122122002), we get a palindrome (4114334334114).

The spelling of 2002212212112 in words is "two trillion, two billion, two hundred twelve million, two hundred twelve thousand, one hundred twelve".