1200001110110 has 128 divisors (see below), whose sum is σ = 2419746006528. Its totient is φ = 424797120000.

The previous prime is 1200001110089. The next prime is 1200001110179. The reversal of 1200001110110 is 110111000021.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 514358504 + ... + 514360836.

It is an arithmetic number, because the mean of its divisors is an integer number (18904265676).

Almost surely, 2^{1200001110110} is an apocalyptic number.

1200001110110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1200001110110 is an abundant number, since it is smaller than the sum of its proper divisors (1219744896418).

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

1200001110110 is a wasteful number, since it uses less digits than its factorization.

1200001110110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3210.

The product of its (nonzero) digits is 2, while the sum is 8.

Adding to 1200001110110 its reverse (110111000021), we get a palindrome (1310112110131).

The spelling of 1200001110110 in words is "one trillion, two hundred billion, one million, one hundred ten thousand, one hundred ten".