1113101212 has 24 divisors (see below), whose sum is σ = 1959183072. Its totient is φ = 553344000.

The previous prime is 1113101207. The next prime is 1113101233. The reversal of 1113101212 is 2121013111.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1113101192 and 1113101201.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 926212 + ... + 927412.

It is an arithmetic number, because the mean of its divisors is an integer number (81632628).

Almost surely, 2^1113101212 is an apocalyptic number.

It is an amenable number.

1113101212 is a deficient number, since it is larger than the sum of its proper divisors (846081860).

1113101212 is a wasteful number, since it uses less digits than its factorization.

1113101212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2349 (or 2347 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 13.

The square root of 1113101212 is about 33363.1714919310. The cubic root of 1113101212 is about 1036.3621704494.

Adding to 1113101212 its reverse (2121013111), we get a palindrome (3234114323).

The spelling of 1113101212 in words is "one billion, one hundred thirteen million, one hundred one thousand, two hundred twelve".