103231224491 has 2 divisors, whose sum is σ = 103231224492. Its totient is φ = 103231224490.

The previous prime is 103231224379. The next prime is 103231224521. The reversal of 103231224491 is 194422132301.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 103231224491 - 2¹⁸ = 103230962347 is a prime.

It is a super-2 number, since 2×103231224491² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (103231224091) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51615612245 + 51615612246.

It is an arithmetic number, because the mean of its divisors is an integer number (51615612246).

Almost surely, 2^103231224491 is an apocalyptic number.

103231224491 is a deficient number, since it is larger than the sum of its proper divisors (1).

103231224491 is an equidigital number, since it uses as much as digits as its factorization.

103231224491 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10368, while the sum is 32.

Adding to 103231224491 its reverse (194422132301), we get a palindrome (297653356792).

The spelling of 103231224491 in words is "one hundred three billion, two hundred thirty-one million, two hundred twenty-four thousand, four hundred ninety-one".