1100001221110 has 64 divisors (see below), whose sum is σ = 2262770380800. Its totient is φ = 381318537600.

The previous prime is 1100001221051. The next prime is 1100001221141. The reversal of 1100001221110 is 111221000011.

It is a super-2 number, since 2×1100001221110² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1930446 + ... + 2434465.

It is an arithmetic number, because the mean of its divisors is an integer number (35355787200).

Almost surely, 2^{1100001221110} is an apocalyptic number.

1100001221110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1100001221110 is an abundant number, since it is smaller than the sum of its proper divisors (1162769159690).

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

1100001221110 is a wasteful number, since it uses less digits than its factorization.

1100001221110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4365037.

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 1100001221110 its reverse (111221000011), we get a palindrome (1211222221121).

The spelling of 1100001221110 in words is "one trillion, one hundred billion, one million, two hundred twenty-one thousand, one hundred ten".