124343032217 has 2 divisors, whose sum is σ = 124343032218. Its totient is φ = 124343032216.

The previous prime is 124343032183. The next prime is 124343032237. The reversal of 124343032217 is 712230343421.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 64652724361 + 59690307856 = 254269^2 + 244316^2 .

It is a cyclic number.

It is not a de Polignac number, because 124343032217 - 2¹⁸ = 124342770073 is a prime.

It is a super-2 number, since 2×124343032217² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (124343032237) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62171516108 + 62171516109.

It is an arithmetic number, because the mean of its divisors is an integer number (62171516109).

Almost surely, 2^124343032217 is an apocalyptic number.

It is an amenable number.

124343032217 is a deficient number, since it is larger than the sum of its proper divisors (1).

124343032217 is an equidigital number, since it uses as much as digits as its factorization.

124343032217 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 24192, while the sum is 32.

Adding to 124343032217 its reverse (712230343421), we get a palindrome (836573375638).

The spelling of 124343032217 in words is "one hundred twenty-four billion, three hundred forty-three million, thirty-two thousand, two hundred seventeen".