1100111022122 has 32 divisors (see below), whose sum is σ = 2012083286400. Its totient is φ = 440354903040.

The previous prime is 1100111022113. The next prime is 1100111022163. The reversal of 1100111022122 is 2212201110011.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a junction number, because it is equal to n+sod(n) for n = 1100111022097 and 1100111022106.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17611247 + ... + 17673602.

It is an arithmetic number, because the mean of its divisors is an integer number (62877602700).

Almost surely, 2^{1100111022122} is an apocalyptic number.

1100111022122 is a deficient number, since it is larger than the sum of its proper divisors (911972264278).

1100111022122 is a wasteful number, since it uses less digits than its factorization.

1100111022122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35285006.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 1100111022122 its reverse (2212201110011), we get a palindrome (3312312132133).

The spelling of 1100111022122 in words is "one trillion, one hundred billion, one hundred eleven million, twenty-two thousand, one hundred twenty-two".