101021122193 has 2 divisors, whose sum is σ = 101021122194. Its totient is φ = 101021122192.

The previous prime is 101021122183. The next prime is 101021122229. The reversal of 101021122193 is 391221120101.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 89118966784 + 11902155409 = 298528^2 + 109097^2 .

It is a cyclic number.

It is not a de Polignac number, because 101021122193 - 2⁶ = 101021122129 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 (101021122183) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50510561096 + 50510561097.

It is an arithmetic number, because the mean of its divisors is an integer number (50510561097).

Almost surely, 2^101021122193 is an apocalyptic number.

It is an amenable number.

101021122193 is a deficient number, since it is larger than the sum of its proper divisors (1).

101021122193 is an equidigital number, since it uses as much as digits as its factorization.

101021122193 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 216, while the sum is 23.

Adding to 101021122193 its reverse (391221120101), we get a palindrome (492242242294).

The spelling of 101021122193 in words is "one hundred one billion, twenty-one million, one hundred twenty-two thousand, one hundred ninety-three".