241421031217 has 2 divisors, whose sum is σ = 241421031218. Its totient is φ = 241421031216.

The previous prime is 241421031211. The next prime is 241421031307. The reversal of 241421031217 is 712130124142.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 229973957136 + 11447074081 = 479556^2 + 106991^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-241421031217 is a prime.

It is a super-2 number, since 2×241421031217² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (241421031211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 120710515608 + 120710515609.

It is an arithmetic number, because the mean of its divisors is an integer number (120710515609).

Almost surely, 2^241421031217 is an apocalyptic number.

It is an amenable number.

241421031217 is a deficient number, since it is larger than the sum of its proper divisors (1).

241421031217 is an equidigital number, since it uses as much as digits as its factorization.

241421031217 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2688, while the sum is 28.

Adding to 241421031217 its reverse (712130124142), we get a palindrome (953551155359).

The spelling of 241421031217 in words is "two hundred forty-one billion, four hundred twenty-one million, thirty-one thousand, two hundred seventeen".