11121232210 has 144 divisors (see below), whose sum is σ = 23974751304. Its totient is φ = 3697408000.

The previous prime is 11121232169. The next prime is 11121232223. The reversal of 11121232210 is 1223212111.

11121232210 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 12 ways, for example, as 9427827409 + 1693404801 = 97097^2 + 41151^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 110111160 + ... + 110111260.

Almost surely, 2^11121232210 is an apocalyptic number.

11121232210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11121232210 is an abundant number, since it is smaller than the sum of its proper divisors (12853519094).

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

11121232210 is a wasteful number, since it uses less digits than its factorization.

11121232210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 301 (or 189 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 11121232210 its reverse (1223212111), we get a palindrome (12344444321).

The spelling of 11121232210 in words is "eleven billion, one hundred twenty-one million, two hundred thirty-two thousand, two hundred ten".