1100022220122 has 32 divisors (see below), whose sum is σ = 2519720566272. Its totient is φ = 313619055024.

The previous prime is 1100022220069. The next prime is 1100022220147. The reversal of 1100022220122 is 2210222200011.

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 15 ways as a sum of consecutive naturals, for example, 28022148 + ... + 28061375.

It is an arithmetic number, because the mean of its divisors is an integer number (78741267696).

Almost surely, 2^{1100022220122} is an apocalyptic number.

1100022220122 is an abundant number, since it is smaller than the sum of its proper divisors (1419698346150).

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

1100022220122 is a wasteful number, since it uses less digits than its factorization.

1100022220122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56084002.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 1100022220122 its reverse (2210222200011), we get a palindrome (3310244420133).

The spelling of 1100022220122 in words is "one trillion, one hundred billion, twenty-two million, two hundred twenty thousand, one hundred twenty-two".