11221023112210 has 16 divisors (see below), whose sum is σ = 20276432429976. Its totient is φ = 4470944616448.

The previous prime is 11221023112171. The next prime is 11221023112217. The reversal of 11221023112210 is 1221132012211.

It can be written as a sum of positive squares in 4 ways, for example, as 10542431041921 + 678592070289 = 3246911^2 + 823767^2 .

It is a super-2 number, since 2×11221023112210² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11221023112217) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2183075857 + ... + 2183080996.

Almost surely, 2^{11221023112210} is an apocalyptic number.

11221023112210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11221023112210 is a deficient number, since it is larger than the sum of its proper divisors (9055409317766).

11221023112210 is a wasteful number, since it uses less digits than its factorization.

11221023112210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4366157117.

The product of its (nonzero) digits is 96, while the sum is 19.

Adding to 11221023112210 its reverse (1221132012211), we get a palindrome (12442155124421).

The spelling of 11221023112210 in words is "eleven trillion, two hundred twenty-one billion, twenty-three million, one hundred twelve thousand, two hundred ten".