103231224091 has 2 divisors, whose sum is σ = 103231224092. Its totient is φ = 103231224090.

The previous prime is 103231224013. The next prime is 103231224127. The reversal of 103231224091 is 190422132301.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (190422132301) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-103231224091 is a prime.

It is not a weakly prime, because it can be changed into another prime (103231224011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51615612045 + 51615612046.

It is an arithmetic number, because the mean of its divisors is an integer number (51615612046).

Almost surely, 2^103231224091 is an apocalyptic number.

103231224091 is a deficient number, since it is larger than the sum of its proper divisors (1).

103231224091 is an equidigital number, since it uses as much as digits as its factorization.

103231224091 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 28.

Adding to 103231224091 its reverse (190422132301), we get a palindrome (293653356392).

The spelling of 103231224091 in words is "one hundred three billion, two hundred thirty-one million, two hundred twenty-four thousand, ninety-one".