10211344391 has 2 divisors, whose sum is σ = 10211344392. Its totient is φ = 10211344390.

The previous prime is 10211344337. The next prime is 10211344399. The reversal of 10211344391 is 19344311201.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 10211344391 - 2³⁰ = 9137602567 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10211344399) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5105672195 + 5105672196.

It is an arithmetic number, because the mean of its divisors is an integer number (5105672196).

Almost surely, 2^10211344391 is an apocalyptic number.

10211344391 is a deficient number, since it is larger than the sum of its proper divisors (1).

10211344391 is an equidigital number, since it uses as much as digits as its factorization.

10211344391 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2592, while the sum is 29.

Adding to 10211344391 its reverse (19344311201), we get a palindrome (29555655592).

The spelling of 10211344391 in words is "ten billion, two hundred eleven million, three hundred forty-four thousand, three hundred ninety-one".