100101002103 has 12 divisors (see below), whose sum is σ = 144603526600. Its totient is φ = 66727913616.

The previous prime is 100101002077. The next prime is 100101002119. The reversal of 100101002103 is 301200101001.

It is not a de Polignac number, because 100101002103 - 2³³ = 91511067511 is a prime.

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

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100101002153) 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, 402028 + ... + 601521.

Almost surely, 2^100101002103 is an apocalyptic number.

100101002103 is a deficient number, since it is larger than the sum of its proper divisors (44502524497).

100101002103 is a wasteful number, since it uses less digits than its factorization.

100101002103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1014638 (or 1014635 counting only the distinct ones).

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

Adding to 100101002103 its reverse (301200101001), we get a palindrome (401301103104).

The spelling of 100101002103 in words is "one hundred billion, one hundred one million, two thousand, one hundred three".