1011100561106 has 16 divisors (see below), whose sum is σ = 1541517214848. Its totient is φ = 497326500000.

The previous prime is 1011100561069. The next prime is 1011100561111. The reversal of 1011100561106 is 6011650011101.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16221395 + ... + 16283606.

It is an arithmetic number, because the mean of its divisors is an integer number (96344825928).

Almost surely, 2^{1011100561106} is an apocalyptic number.

1011100561106 is a deficient number, since it is larger than the sum of its proper divisors (530416653742).

1011100561106 is a wasteful number, since it uses less digits than its factorization.

1011100561106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32505257.

The product of its (nonzero) digits is 180, while the sum is 23.

Adding to 1011100561106 its reverse (6011650011101), we get a palindrome (7022750572207).

The spelling of 1011100561106 in words is "one trillion, eleven billion, one hundred million, five hundred sixty-one thousand, one hundred six".