100323031097 has 2 divisors, whose sum is σ = 100323031098. Its totient is φ = 100323031096.

The previous prime is 100323031009. The next prime is 100323031153. The reversal of 100323031097 is 790130323001.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 85574385961 + 14748645136 = 292531^2 + 121444^2 .

It is a cyclic number.

It is not a de Polignac number, because 100323031097 - 2²⁴ = 100306253881 is a prime.

It is not a weakly prime, because it can be changed into another prime (100323031297) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50161515548 + 50161515549.

It is an arithmetic number, because the mean of its divisors is an integer number (50161515549).

Almost surely, 2^100323031097 is an apocalyptic number.

It is an amenable number.

100323031097 is a deficient number, since it is larger than the sum of its proper divisors (1).

100323031097 is an equidigital number, since it uses as much as digits as its factorization.

100323031097 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3402, while the sum is 29.

Adding to 100323031097 its reverse (790130323001), we get a palindrome (890453354098).

The spelling of 100323031097 in words is "one hundred billion, three hundred twenty-three million, thirty-one thousand, ninety-seven".