1112021313 has 8 divisors (see below), whose sum is σ = 1596748608. Its totient is φ = 684320784.

The previous prime is 1112021297. The next prime is 1112021359. The reversal of 1112021313 is 3131202111.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1112021313 - 2⁴ = 1112021297 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1112021292 and 1112021301.

It is not an unprimeable number, because it can be changed into a prime (1112021213) 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, 14256645 + ... + 14256722.

It is an arithmetic number, because the mean of its divisors is an integer number (199593576).

Almost surely, 2^1112021313 is an apocalyptic number.

1112021313 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

1112021313 is a deficient number, since it is larger than the sum of its proper divisors (484727295).

1112021313 is a wasteful number, since it uses less digits than its factorization.

1112021313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28513383.

The product of its (nonzero) digits is 36, while the sum is 15.

The square root of 1112021313 is about 33346.9835667336. The cubic root of 1112021313 is about 1036.0269123488.

Adding to 1112021313 its reverse (3131202111), we get a palindrome (4243223424).

The spelling of 1112021313 in words is "one billion, one hundred twelve million, twenty-one thousand, three hundred thirteen".