201122413091 has 2 divisors, whose sum is σ = 201122413092. Its totient is φ = 201122413090.

The previous prime is 201122413039. The next prime is 201122413127. The reversal of 201122413091 is 190314221102.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-201122413091 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 201122413091.

It is not a weakly prime, because it can be changed into another prime (201122413001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100561206545 + 100561206546.

It is an arithmetic number, because the mean of its divisors is an integer number (100561206546).

Almost surely, 2^201122413091 is an apocalyptic number.

201122413091 is a deficient number, since it is larger than the sum of its proper divisors (1).

201122413091 is an equidigital number, since it uses as much as digits as its factorization.

201122413091 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 864, while the sum is 26.

Adding to 201122413091 its reverse (190314221102), we get a palindrome (391436634193).

The spelling of 201122413091 in words is "two hundred one billion, one hundred twenty-two million, four hundred thirteen thousand, ninety-one".