11220221110 has 32 divisors (see below), whose sum is σ = 23160416832. Its totient is φ = 3833796480.

The previous prime is 11220221081. The next prime is 11220221113. The reversal of 11220221110 is 1112202211.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11220221113) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 253021 + ... + 294040.

It is an arithmetic number, because the mean of its divisors is an integer number (723763026).

Almost surely, 2^11220221110 is an apocalyptic number.

11220221110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11220221110 is an abundant number, since it is smaller than the sum of its proper divisors (11940195722).

11220221110 is a wasteful number, since it uses less digits than its factorization.

11220221110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 547368.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 11220221110 its reverse (1112202211), we get a palindrome (12332423321).

The spelling of 11220221110 in words is "eleven billion, two hundred twenty million, two hundred twenty-one thousand, one hundred ten".