100231310231123 has 2 divisors, whose sum is σ = 100231310231124. Its totient is φ = 100231310231122.

The previous prime is 100231310231099. The next prime is 100231310231141. The reversal of 100231310231123 is 321132013132001.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 100231310231123 - 2²⁶ = 100231243122259 is a prime.

It is a super-2 number, since 2×100231310231123² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (100231310231183) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50115655115561 + 50115655115562.

It is an arithmetic number, because the mean of its divisors is an integer number (50115655115562).

Almost surely, 2^{100231310231123} is an apocalyptic number.

100231310231123 is a deficient number, since it is larger than the sum of its proper divisors (1).

100231310231123 is an equidigital number, since it uses as much as digits as its factorization.

100231310231123 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 648, while the sum is 23.

Adding to 100231310231123 its reverse (321132013132001), we get a palindrome (421363323363124).

The spelling of 100231310231123 in words is "one hundred trillion, two hundred thirty-one billion, three hundred ten million, two hundred thirty-one thousand, one hundred twenty-three".