1100102103 has 12 divisors (see below), whose sum is σ = 1589837080. Its totient is φ = 733031856.

The previous prime is 1100102083. The next prime is 1100102117. The reversal of 1100102103 is 3012010011.

It is not a de Polignac number, because 1100102103 - 2¹⁸ = 1099839959 is a prime.

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

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1100102183) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11293 + ... + 48246.

Almost surely, 2^1100102103 is an apocalyptic number.

1100102103 is a deficient number, since it is larger than the sum of its proper divisors (489734977).

1100102103 is a wasteful number, since it uses less digits than its factorization.

1100102103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61598 (or 61595 counting only the distinct ones).

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

The square root of 1100102103 is about 33167.7871284775. The cubic root of 1100102103 is about 1032.3120535278.

Adding to 1100102103 its reverse (3012010011), we get a palindrome (4112112114).

The spelling of 1100102103 in words is "one billion, one hundred million, one hundred two thousand, one hundred three".