11202102002220 has 96 divisors (see below), whose sum is σ = 32746403450880. Its totient is φ = 2855882515200.

The previous prime is 11202102002207. The next prime is 11202102002321. The reversal of 11202102002220 is 2220020120211.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 11202102002220.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 612046 + ... + 4772714.

It is an arithmetic number, because the mean of its divisors is an integer number (341108369280).

Almost surely, 2^{11202102002220} is an apocalyptic number.

11202102002220 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 11202102002220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16373201725440).

11202102002220 is an abundant number, since it is smaller than the sum of its proper divisors (21544301448660).

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

11202102002220 is a wasteful number, since it uses less digits than its factorization.

11202102002220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4162655 (or 4162653 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 11202102002220 its reverse (2220020120211), we get a palindrome (13422122122431).

The spelling of 11202102002220 in words is "eleven trillion, two hundred two billion, one hundred two million, two thousand, two hundred twenty".