100279861103 has 32 divisors (see below), whose sum is σ = 113006057472. Its totient is φ = 88479705600.

The previous prime is 100279861079. The next prime is 100279861127. The reversal of 100279861103 is 301168972001.

It is an interprime number because it is at equal distance from previous prime (100279861079) and next prime (100279861127).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-100279861103 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100279861153) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 25508048 + ... + 25511978.

It is an arithmetic number, because the mean of its divisors is an integer number (3531439296).

Almost surely, 2^100279861103 is an apocalyptic number.

100279861103 is a deficient number, since it is larger than the sum of its proper divisors (12726196369).

100279861103 is a wasteful number, since it uses less digits than its factorization.

100279861103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5255.

The product of its (nonzero) digits is 18144, while the sum is 38.

The spelling of 100279861103 in words is "one hundred billion, two hundred seventy-nine million, eight hundred sixty-one thousand, one hundred three".