11420032103 has 4 divisors (see below), whose sum is σ = 11521094448. Its totient is φ = 11318969760.

The previous prime is 11420032087. The next prime is 11420032111. The reversal of 11420032103 is 30123002411.

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 11420032103 - 2⁴ = 11420032087 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 (11420082103) 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, 50531003 + ... + 50531228.

It is an arithmetic number, because the mean of its divisors is an integer number (2880273612).

Almost surely, 2^11420032103 is an apocalyptic number.

11420032103 is a deficient number, since it is larger than the sum of its proper divisors (101062345).

11420032103 is a wasteful number, since it uses less digits than its factorization.

11420032103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101062344.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 11420032103 its reverse (30123002411), we get a palindrome (41543034514).

The spelling of 11420032103 in words is "eleven billion, four hundred twenty million, thirty-two thousand, one hundred three".