100002100323 has 16 divisors (see below), whose sum is σ = 138241188000. Its totient is φ = 64225781760.

The previous prime is 100002100301. The next prime is 100002100333. The reversal of 100002100323 is 323001200001.

It is a happy number.

It is not a de Polignac number, because 100002100323 - 2⁶ = 100002100259 is a prime.

It is a super-2 number, since 2×100002100323² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 100002100299 and 100002100308.

It is not an unprimeable number, because it can be changed into a prime (100002100333) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1240948 + ... + 1319073.

It is an arithmetic number, because the mean of its divisors is an integer number (8640074250).

Almost surely, 2^100002100323 is an apocalyptic number.

100002100323 is a deficient number, since it is larger than the sum of its proper divisors (38239087677).

100002100323 is a wasteful number, since it uses less digits than its factorization.

100002100323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2560502.

The product of its (nonzero) digits is 36, while the sum is 12.

Adding to 100002100323 its reverse (323001200001), we get a palindrome (423003300324).

The spelling of 100002100323 in words is "one hundred billion, two million, one hundred thousand, three hundred twenty-three".