1100102002220 has 96 divisors (see below), whose sum is σ = 2619742130880. Its totient is φ = 384684318720.

The previous prime is 1100102002183. The next prime is 1100102002243. The reversal of 1100102002220 is 222002010011.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 15382064 + ... + 15453416.

It is an arithmetic number, because the mean of its divisors is an integer number (27288980530).

Almost surely, 2^{1100102002220} is an apocalyptic number.

1100102002220 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 1100102002220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1309871065440).

1100102002220 is an abundant number, since it is smaller than the sum of its proper divisors (1519640128660).

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

1100102002220 is a wasteful number, since it uses less digits than its factorization.

1100102002220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74515 (or 74513 counting only the distinct ones).

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

Adding to 1100102002220 its reverse (222002010011), we get a palindrome (1322104012231).

The spelling of 1100102002220 in words is "one trillion, one hundred billion, one hundred two million, two thousand, two hundred twenty".