11120221210 has 32 divisors (see below), whose sum is σ = 23342745600. Its totient is φ = 3812646096.

The previous prime is 11120221159. The next prime is 11120221223. The reversal of 11120221210 is 1212202111.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1617594 + ... + 1624453.

It is an arithmetic number, because the mean of its divisors is an integer number (729460800).

Almost surely, 2^11120221210 is an apocalyptic number.

11120221210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11120221210 is an abundant number, since it is smaller than the sum of its proper divisors (12222524390).

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

11120221210 is an equidigital number, since it uses as much as digits as its factorization.

11120221210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3242075 (or 3242061 counting only the distinct ones).

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

Adding to 11120221210 its reverse (1212202111), we get a palindrome (12332423321).

The spelling of 11120221210 in words is "eleven billion, one hundred twenty million, two hundred twenty-one thousand, two hundred ten".