11221323110 has 32 divisors (see below), whose sum is σ = 21392138880. Its totient is φ = 4223388672.

The previous prime is 11221323101. The next prime is 11221323131. The reversal of 11221323110 is 1132312211.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a congruent number.

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, 954146 + ... + 965834.

It is an arithmetic number, because the mean of its divisors is an integer number (668504340).

Almost surely, 2^11221323110 is an apocalyptic number.

11221323110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11221323110 is a deficient number, since it is larger than the sum of its proper divisors (10170815770).

11221323110 is a wasteful number, since it uses less digits than its factorization.

11221323110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17360.

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 11221323110 its reverse (1132312211), we get a palindrome (12353635321).

The spelling of 11221323110 in words is "eleven billion, two hundred twenty-one million, three hundred twenty-three thousand, one hundred ten".