100201213193 has 2 divisors, whose sum is σ = 100201213194. Its totient is φ = 100201213192.

The previous prime is 100201213183. The next prime is 100201213223. The reversal of 100201213193 is 391312102001.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 58017393424 + 42183819769 = 240868^2 + 205387^2 .

It is a cyclic number.

It is not a de Polignac number, because 100201213193 - 2¹⁸ = 100200951049 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (100201213183) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50100606596 + 50100606597.

It is an arithmetic number, because the mean of its divisors is an integer number (50100606597).

Almost surely, 2^100201213193 is an apocalyptic number.

It is an amenable number.

100201213193 is a deficient number, since it is larger than the sum of its proper divisors (1).

100201213193 is an equidigital number, since it uses as much as digits as its factorization.

100201213193 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 324, while the sum is 23.

Adding to 100201213193 its reverse (391312102001), we get a palindrome (491513315194).

The spelling of 100201213193 in words is "one hundred billion, two hundred one million, two hundred thirteen thousand, one hundred ninety-three".