1112112213103 has 4 divisors (see below), whose sum is σ = 1114167873928. Its totient is φ = 1110056552280.

The previous prime is 1112112213101. The next prime is 1112112213133. The reversal of 1112112213103 is 3013122112111.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1112112213103 - 2¹ = 1112112213101 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 (1112112213101) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1027829601 + ... + 1027830682.

It is an arithmetic number, because the mean of its divisors is an integer number (278541968482).

Almost surely, 2^{1112112213103} is an apocalyptic number.

1112112213103 is a deficient number, since it is larger than the sum of its proper divisors (2055660825).

1112112213103 is an equidigital number, since it uses as much as digits as its factorization.

1112112213103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2055660824.

The product of its (nonzero) digits is 72, while the sum is 19.

Adding to 1112112213103 its reverse (3013122112111), we get a palindrome (4125234325214).

The spelling of 1112112213103 in words is "one trillion, one hundred twelve billion, one hundred twelve million, two hundred thirteen thousand, one hundred three".