100101111203 has 24 divisors (see below), whose sum is σ = 113767740720. Its totient is φ = 87790763520.

The previous prime is 100101111191. The next prime is 100101111223. The reversal of 100101111203 is 302111101001.

It is a happy number.

It is not a de Polignac number, because 100101111203 - 2¹² = 100101107107 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (100101111223) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 185525 + ... + 484377.

It is an arithmetic number, because the mean of its divisors is an integer number (4740322530).

Almost surely, 2^100101111203 is an apocalyptic number.

100101111203 is a deficient number, since it is larger than the sum of its proper divisors (13666629517).

100101111203 is a wasteful number, since it uses less digits than its factorization.

100101111203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 298967 (or 298950 counting only the distinct ones).

The product of its (nonzero) digits is 6, while the sum is 11.

Adding to 100101111203 its reverse (302111101001), we get a palindrome (402212212204).

The spelling of 100101111203 in words is "one hundred billion, one hundred one million, one hundred eleven thousand, two hundred three".