12220222001122 has 8 divisors (see below), whose sum is σ = 18331310310876. Its totient is φ = 6109785230832.

The previous prime is 12220222001107. The next prime is 12220222001149. The reversal of 12220222001122 is 22110022202221.

It can be written as a sum of positive squares in 2 ways, for example, as 11568086613721 + 652135387401 = 3401189^2 + 807549^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 12220222001122.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 162837973 + ... + 162913000.

Almost surely, 2^{12220222001122} is an apocalyptic number.

12220222001122 is a deficient number, since it is larger than the sum of its proper divisors (6111088309754).

12220222001122 is a wasteful number, since it uses less digits than its factorization.

12220222001122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 325769732.

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

Adding to 12220222001122 its reverse (22110022202221), we get a palindrome (34330244203343).

The spelling of 12220222001122 in words is "twelve trillion, two hundred twenty billion, two hundred twenty-two million, one thousand, one hundred twenty-two".