11012103 has 12 divisors (see below), whose sum is σ = 15989688. Its totient is φ = 7302960.

The previous prime is 11012093. The next prime is 11012129. The reversal of 11012103 is 30121011.

It is not a de Polignac number, because 11012103 - 2⁴ = 11012087 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11012203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1333 + ... + 4878.

It is an arithmetic number, because the mean of its divisors is an integer number (1332474).

Almost surely, 2^11012103 is an apocalyptic number.

11012103 is a deficient number, since it is larger than the sum of its proper divisors (4977585).

11012103 is a wasteful number, since it uses less digits than its factorization.

11012103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6414 (or 6411 counting only the distinct ones).

The product of its (nonzero) digits is 6, while the sum is 9.

The square root of 11012103 is about 3318.4488846448. The cubic root of 11012103 is about 222.4795453149.

Adding to 11012103 its reverse (30121011), we get a palindrome (41133114).

The spelling of 11012103 in words is "eleven million, twelve thousand, one hundred three".