1100220110000 has 600 divisors, whose sum is σ = 3149951430384. Its totient is φ = 368875520000.

The previous prime is 1100220109991. The next prime is 1100220110009. The reversal of 1100220110000 is 110220011.

It is an interprime number because it is at equal distance from previous prime (1100220109991) and next prime (1100220110009).

It is a Harshad number since it is a multiple of its sum of digits (8).

It is a self number, because there is not a number n which added to its sum of digits gives 1100220110000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1100220110009) by changing a digit.

It is a polite number, since it can be written in 119 ways as a sum of consecutive naturals, for example, 1684869674 + ... + 1684870326.

Almost surely, 2^{1100220110000} is an apocalyptic number.

1100220110000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1100220110000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1574975715192).

1100220110000 is an abundant number, since it is smaller than the sum of its proper divisors (2049731320384).

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

1100220110000 is a wasteful number, since it uses less digits than its factorization.

1100220110000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 779 (or 741 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 8.

Adding to 1100220110000 its reverse (110220011), we get a palindrome (1100330330011).

The spelling of 1100220110000 in words is "one trillion, one hundred billion, two hundred twenty million, one hundred ten thousand".