100031223113293 has 2 divisors, whose sum is σ = 100031223113294. Its totient is φ = 100031223113292.

The previous prime is 100031223113167. The next prime is 100031223113377. The reversal of 100031223113293 is 392311322130001.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 76332844975689 + 23698378137604 = 8736867^2 + 4868098^2 .

It is an emirp because it is prime and its reverse (392311322130001) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 100031223113293 - 2¹⁷ = 100031222982221 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (100031223113093) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50015611556646 + 50015611556647.

It is an arithmetic number, because the mean of its divisors is an integer number (50015611556647).

Almost surely, 2^{100031223113293} is an apocalyptic number.

It is an amenable number.

100031223113293 is a deficient number, since it is larger than the sum of its proper divisors (1).

100031223113293 is an equidigital number, since it uses as much as digits as its factorization.

100031223113293 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5832, while the sum is 31.

Adding to 100031223113293 its reverse (392311322130001), we get a palindrome (492342545243294).

The spelling of 100031223113293 in words is "one hundred trillion, thirty-one billion, two hundred twenty-three million, one hundred thirteen thousand, two hundred ninety-three".