100313102321 has 2 divisors, whose sum is σ = 100313102322. Its totient is φ = 100313102320.

The previous prime is 100313102317. The next prime is 100313102377. The reversal of 100313102321 is 123201313001.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 99023502400 + 1289599921 = 314680^2 + 35911^2 .

It is a cyclic number.

It is not a de Polignac number, because 100313102321 - 2² = 100313102317 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 100313102321.

It is not a weakly prime, because it can be changed into another prime (100313102621) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50156551160 + 50156551161.

It is an arithmetic number, because the mean of its divisors is an integer number (50156551161).

Almost surely, 2^100313102321 is an apocalyptic number.

It is an amenable number.

100313102321 is a deficient number, since it is larger than the sum of its proper divisors (1).

100313102321 is an equidigital number, since it uses as much as digits as its factorization.

100313102321 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 100313102321 its reverse (123201313001), we get a palindrome (223514415322).

The spelling of 100313102321 in words is "one hundred billion, three hundred thirteen million, one hundred two thousand, three hundred twenty-one".