100101111003 has 12 divisors (see below), whose sum is σ = 144804077808. Its totient is φ = 66635496720.

The previous prime is 100101111001. The next prime is 100101111029. The reversal of 100101111003 is 300111101001.

It is not a de Polignac number, because 100101111003 - 2¹ = 100101111001 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 (100101111001) 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, 8208343 + ... + 8220528.

It is an arithmetic number, because the mean of its divisors is an integer number (12067006484).

Almost surely, 2^100101111003 is an apocalyptic number.

100101111003 is a deficient number, since it is larger than the sum of its proper divisors (44702966805).

100101111003 is a wasteful number, since it uses less digits than its factorization.

100101111003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16429554 (or 16429551 counting only the distinct ones).

The product of its (nonzero) digits is 3, while the sum is 9.

Adding to 100101111003 its reverse (300111101001), we get a palindrome (400212212004).

The spelling of 100101111003 in words is "one hundred billion, one hundred one million, one hundred eleven thousand, three".