1122222022122 has 8 divisors (see below), whose sum is σ = 2244444044256. Its totient is φ = 374074007372.

The previous prime is 1122222022099. The next prime is 1122222022157. The reversal of 1122222022122 is 2212202222211.

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

1122222022122 is an admirable number.

It is an unprimeable number.

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, 93518501838 + ... + 93518501849.

It is an arithmetic number, because the mean of its divisors is an integer number (280555505532).

Almost surely, 2^{1122222022122} is an apocalyptic number.

1122222022122 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1122222022122 is a wasteful number, since it uses less digits than its factorization.

1122222022122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 187037003692.

The product of its (nonzero) digits is 512, while the sum is 21.

Adding to 1122222022122 its reverse (2212202222211), we get a palindrome (3334424244333).

The spelling of 1122222022122 in words is "one trillion, one hundred twenty-two billion, two hundred twenty-two million, twenty-two thousand, one hundred twenty-two".