1122221100122 has 8 divisors (see below), whose sum is σ = 1692144905472. Its totient is φ = 558172798300.

The previous prime is 1122221100071. The next prime is 1122221100179. The reversal of 1122221100122 is 2210011222211.

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 1122221100122.

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 3 ways as a sum of consecutive naturals, for example, 1468875404 + ... + 1468876167.

It is an arithmetic number, because the mean of its divisors is an integer number (211518113184).

Almost surely, 2^{1122221100122} is an apocalyptic number.

1122221100122 is a deficient number, since it is larger than the sum of its proper divisors (569923805350).

1122221100122 is a wasteful number, since it uses less digits than its factorization.

1122221100122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2937751764.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 1122221100122 its reverse (2210011222211), we get a palindrome (3332232322333).

The spelling of 1122221100122 in words is "one trillion, one hundred twenty-two billion, two hundred twenty-one million, one hundred thousand, one hundred twenty-two".