11000002220000 has 120 divisors (see below), whose sum is σ = 27068774200776. Its totient is φ = 4398843456000.

The previous prime is 11000002219979. The next prime is 11000002220003. The reversal of 11000002220000 is 2220000011.

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

It is a zygodrome in base 10.

It is a self number, because there is not a number n which added to its sum of digits gives 11000002220000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11000002220003) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 78069614 + ... + 78210386.

Almost surely, 2^{11000002220000} is an apocalyptic number.

11000002220000 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 11000002220000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13534387100388).

11000002220000 is an abundant number, since it is smaller than the sum of its proper divisors (16068771980776).

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

11000002220000 is an equidigital number, since it uses as much as digits as its factorization.

11000002220000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 144710 (or 144687 counting only the distinct ones).

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

Adding to 11000002220000 its reverse (2220000011), we get a palindrome (11002222220011).

The spelling of 11000002220000 in words is "eleven trillion, two million, two hundred twenty thousand".