1112103001213 has 4 divisors (see below), whose sum is σ = 1112129598240. Its totient is φ = 1112076404188.

The previous prime is 1112103001211. The next prime is 1112103001231. The reversal of 1112103001213 is 3121003012111.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1112103001213 - 2¹ = 1112103001211 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1112103001211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13235695 + ... + 13319452.

It is an arithmetic number, because the mean of its divisors is an integer number (278032399560).

Almost surely, 2^{1112103001213} is an apocalyptic number.

It is an amenable number.

1112103001213 is a deficient number, since it is larger than the sum of its proper divisors (26597027).

1112103001213 is an equidigital number, since it uses as much as digits as its factorization.

1112103001213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26597026.

The product of its (nonzero) digits is 36, while the sum is 16.

Adding to 1112103001213 its reverse (3121003012111), we get a palindrome (4233106013324).

The spelling of 1112103001213 in words is "one trillion, one hundred twelve billion, one hundred three million, one thousand, two hundred thirteen".