11001102220220 has 24 divisors (see below), whose sum is σ = 26402645328864. Its totient is φ = 3771806475456.

The previous prime is 11001102220219. The next prime is 11001102220249. The reversal of 11001102220220 is 2202220110011.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a junction number, because it is equal to n+sod(n) for n = 11001102220195 and 11001102220204.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39289650647 + ... + 39289650926.

It is an arithmetic number, because the mean of its divisors is an integer number (1100110222036).

Almost surely, 2^{11001102220220} is an apocalyptic number.

11001102220220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11001102220220 is an abundant number, since it is smaller than the sum of its proper divisors (15401543108644).

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

11001102220220 is a wasteful number, since it uses less digits than its factorization.

11001102220220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78579301589 (or 78579301587 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 11001102220220 its reverse (2202220110011), we get a palindrome (13203322330231).

The spelling of 11001102220220 in words is "eleven trillion, one billion, one hundred two million, two hundred twenty thousand, two hundred twenty".