1000011103 has 16 divisors (see below), whose sum is σ = 1237916736. Its totient is φ = 786631680.

The previous prime is 1000011091. The next prime is 1000011107. The reversal of 1000011103 is 3011100001.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 1000011103 - 2⁵ = 1000011071 is a prime.

It is a super-2 number, since 2×1000011103² = 2000044412246553218, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (7).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1000011107) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16018 + ... + 47503.

It is an arithmetic number, because the mean of its divisors is an integer number (77369796).

Almost surely, 2^1000011103 is an apocalyptic number.

1000011103 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1000011103 is a deficient number, since it is larger than the sum of its proper divisors (237905633).

1000011103 is a wasteful number, since it uses less digits than its factorization.

1000011103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63714.

The product of its (nonzero) digits is 3, while the sum is 7.

The square root of 1000011103 is about 31622.9521550408. The cubic root of 1000011103 is about 1000.0037009863.

Adding to 1000011103 its reverse (3011100001), we get a palindrome (4011111104).

The spelling of 1000011103 in words is "one billion, eleven thousand, one hundred three".