10220112012191 has 2 divisors, whose sum is σ = 10220112012192. Its totient is φ = 10220112012190.

The previous prime is 10220112012169. The next prime is 10220112012247. The reversal of 10220112012191 is 19121021102201.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 10220112012191 - 2¹⁰ = 10220112011167 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10220112012151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5110056006095 + 5110056006096.

It is an arithmetic number, because the mean of its divisors is an integer number (5110056006096).

Almost surely, 2^{10220112012191} is an apocalyptic number.

10220112012191 is a deficient number, since it is larger than the sum of its proper divisors (1).

10220112012191 is an equidigital number, since it uses as much as digits as its factorization.

10220112012191 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144, while the sum is 23.

Adding to 10220112012191 its reverse (19121021102201), we get a palindrome (29341133114392).

The spelling of 10220112012191 in words is "ten trillion, two hundred twenty billion, one hundred twelve million, twelve thousand, one hundred ninety-one".