2122002212122 has 64 divisors (see below), whose sum is σ = 3634818130944. Its totient is φ = 922144849920.

The previous prime is 2122002212093. The next prime is 2122002212131. The reversal of 2122002212122 is 2212122002212.

It is a super-2 number, since 2×2122002212122² (a number of 25 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 2122002212122.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8787988 + ... + 9026224.

It is an arithmetic number, because the mean of its divisors is an integer number (56794033296).

Almost surely, 2^{2122002212122} is an apocalyptic number.

2122002212122 is a deficient number, since it is larger than the sum of its proper divisors (1512815918822).

2122002212122 is a wasteful number, since it uses less digits than its factorization.

2122002212122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 238583.

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

Adding to 2122002212122 its reverse (2212122002212), we get a palindrome (4334124214334).

The spelling of 2122002212122 in words is "two trillion, one hundred twenty-two billion, two million, two hundred twelve thousand, one hundred twenty-two".