11220202110 has 128 divisors (see below), whose sum is σ = 29398795776. Its totient is φ = 2724134400.

The previous prime is 11220202073. The next prime is 11220202111. The reversal of 11220202110 is 1120202211.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11220202111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 17449449 + ... + 17450091.

It is an arithmetic number, because the mean of its divisors is an integer number (229678092).

Almost surely, 2^11220202110 is an apocalyptic number.

11220202110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 11220202110, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14699397888).

11220202110 is an abundant number, since it is smaller than the sum of its proper divisors (18178593666).

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

11220202110 is a wasteful number, since it uses less digits than its factorization.

11220202110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1210.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 11220202110 its reverse (1120202211), we get a palindrome (12340404321).

The spelling of 11220202110 in words is "eleven billion, two hundred twenty million, two hundred two thousand, one hundred ten".