100103012323 has 4 divisors (see below), whose sum is σ = 100158289128. Its totient is φ = 100047735520.

The previous prime is 100103012257. The next prime is 100103012341. The reversal of 100103012323 is 323210301001.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 100103012323 - 2¹⁷ = 100102881251 is a prime.

It is a super-2 number, since 2×100103012323² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 100103012297 and 100103012306.

It is not an unprimeable number, because it can be changed into a prime (100103012363) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27635686 + ... + 27639307.

It is an arithmetic number, because the mean of its divisors is an integer number (25039572282).

Almost surely, 2^100103012323 is an apocalyptic number.

100103012323 is a deficient number, since it is larger than the sum of its proper divisors (55276805).

100103012323 is an equidigital number, since it uses as much as digits as its factorization.

100103012323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55276804.

The product of its (nonzero) digits is 108, while the sum is 16.

Adding to 100103012323 its reverse (323210301001), we get a palindrome (423313313324).

The spelling of 100103012323 in words is "one hundred billion, one hundred three million, twelve thousand, three hundred twenty-three".