1112100003 has 32 divisors (see below), whose sum is σ = 1897336320. Its totient is φ = 630620640.

The previous prime is 1112099993. The next prime is 1112100023. The reversal of 1112100003 is 3000012111.

It is not a de Polignac number, because 1112100003 - 2⁶ = 1112099939 is a prime.

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

It is not an unprimeable number, because it can be changed into a prime (1112100023) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2301 + ... + 47217.

It is an arithmetic number, because the mean of its divisors is an integer number (59291760).

Almost surely, 2^1112100003 is an apocalyptic number.

1112100003 is a deficient number, since it is larger than the sum of its proper divisors (785236317).

1112100003 is a wasteful number, since it uses less digits than its factorization.

1112100003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45064 (or 45058 counting only the distinct ones).

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

The square root of 1112100003 is about 33348.1634126979. The cubic root of 1112100003 is about 1036.0513492410.

Adding to 1112100003 its reverse (3000012111), we get a palindrome (4112112114).

The spelling of 1112100003 in words is "one billion, one hundred twelve million, one hundred thousand, three".