1101223112 has 32 divisors (see below), whose sum is σ = 2256919200. Its totient is φ = 499574400.

The previous prime is 1101223103. The next prime is 1101223117. The reversal of 1101223112 is 2113221011.

It is not an unprimeable number, because it can be changed into a prime (1101223117) 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, 33839 + ... + 57857.

It is an arithmetic number, because the mean of its divisors is an integer number (70528725).

Almost surely, 2^1101223112 is an apocalyptic number.

It is an amenable number.

1101223112 is an abundant number, since it is smaller than the sum of its proper divisors (1155696088).

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

1101223112 is a wasteful number, since it uses less digits than its factorization.

1101223112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24557 (or 24553 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 14.

The square root of 1101223112 is about 33184.6818878832. The cubic root of 1101223112 is about 1032.6625780374.

Adding to 1101223112 its reverse (2113221011), we get a palindrome (3214444123).

The spelling of 1101223112 in words is "one billion, one hundred one million, two hundred twenty-three thousand, one hundred twelve".