100313200123 has 2 divisors, whose sum is σ = 100313200124. Its totient is φ = 100313200122.

The previous prime is 100313200103. The next prime is 100313200153. The reversal of 100313200123 is 321002313001.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-100313200123 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 100313200097 and 100313200106.

It is not a weakly prime, because it can be changed into another prime (100313200103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50156600061 + 50156600062.

It is an arithmetic number, because the mean of its divisors is an integer number (50156600062).

Almost surely, 2^100313200123 is an apocalyptic number.

100313200123 is a deficient number, since it is larger than the sum of its proper divisors (1).

100313200123 is an equidigital number, since it uses as much as digits as its factorization.

100313200123 is an evil number, because the sum of its binary digits is even.

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

Adding to 100313200123 its reverse (321002313001), we get a palindrome (421315513124).

The spelling of 100313200123 in words is "one hundred billion, three hundred thirteen million, two hundred thousand, one hundred twenty-three".