100123111323 has 6 divisors (see below), whose sum is σ = 144622271924. Its totient is φ = 66748740876.

The previous prime is 100123111301. The next prime is 100123111337. The reversal of 100123111323 is 323111321001.

100123111323 is a `hidden beast` number, since 100 + 1 + 231 + 11 + 323 = 666.

It is not a de Polignac number, because 100123111323 - 2²¹ = 100121014171 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 100123111296 and 100123111305.

It is not an unprimeable number, because it can be changed into a prime (100123111423) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5562395065 + ... + 5562395082.

Almost surely, 2^100123111323 is an apocalyptic number.

100123111323 is a deficient number, since it is larger than the sum of its proper divisors (44499160601).

100123111323 is a wasteful number, since it uses less digits than its factorization.

100123111323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11124790153 (or 11124790150 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

Adding to 100123111323 its reverse (323111321001), we get a palindrome (423234432324).

The spelling of 100123111323 in words is "one hundred billion, one hundred twenty-three million, one hundred eleven thousand, three hundred twenty-three".