11120202103 has 4 divisors (see below), whose sum is σ = 11129295888. Its totient is φ = 11111108320.

The previous prime is 11120202073. The next prime is 11120202131. The reversal of 11120202103 is 30120202111.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 30120202111 = 29 ⋅1038627659.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11120202103 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 (11120202193) 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, 4545058 + ... + 4547503.

It is an arithmetic number, because the mean of its divisors is an integer number (2782323972).

Almost surely, 2^11120202103 is an apocalyptic number.

11120202103 is a deficient number, since it is larger than the sum of its proper divisors (9093785).

11120202103 is an equidigital number, since it uses as much as digits as its factorization.

11120202103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9093784.

The product of its (nonzero) digits is 24, while the sum is 13.

Adding to 11120202103 its reverse (30120202111), we get a palindrome (41240404214).

The spelling of 11120202103 in words is "eleven billion, one hundred twenty million, two hundred two thousand, one hundred three".