1100222200100 has 72 divisors (see below), whose sum is σ = 2436716748480. Its totient is φ = 431067265920.

The previous prime is 1100222200081. The next prime is 1100222200109. The reversal of 1100222200100 is 10022220011.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (1100222200109) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1297697 + ... + 1970903.

Almost surely, 2^{1100222200100} is an apocalyptic number.

1100222200100 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 1100222200100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1218358374240).

1100222200100 is an abundant number, since it is smaller than the sum of its proper divisors (1336494548380).

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

1100222200100 is a wasteful number, since it uses less digits than its factorization.

1100222200100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 673557 (or 673550 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 1100222200100 its reverse (10022220011), we get a palindrome (1110244420111).

The spelling of 1100222200100 in words is "one trillion, one hundred billion, two hundred twenty-two million, two hundred thousand, one hundred".