100202012022197 has 2 divisors, whose sum is σ = 100202012022198. Its totient is φ = 100202012022196.

The previous prime is 100202012022187. The next prime is 100202012022289. The reversal of 100202012022197 is 791220210202001.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 94610910590596 + 5591101431601 = 9726814^2 + 2364551^2 .

It is a cyclic number.

It is not a de Polignac number, because 100202012022197 - 2⁴ = 100202012022181 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (100202012022107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50101006011098 + 50101006011099.

It is an arithmetic number, because the mean of its divisors is an integer number (50101006011099).

Almost surely, 2^{100202012022197} is an apocalyptic number.

It is an amenable number.

100202012022197 is a deficient number, since it is larger than the sum of its proper divisors (1).

100202012022197 is an equidigital number, since it uses as much as digits as its factorization.

100202012022197 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2016, while the sum is 29.

Adding to 100202012022197 its reverse (791220210202001), we get a palindrome (891422222224198).

The spelling of 100202012022197 in words is "one hundred trillion, two hundred two billion, twelve million, twenty-two thousand, one hundred ninety-seven".