1120431240217 has 2 divisors, whose sum is σ = 1120431240218. Its totient is φ = 1120431240216.

The previous prime is 1120431240211. The next prime is 1120431240259. The reversal of 1120431240217 is 7120421340211.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1116004200921 + 4427039296 = 1056411^2 + 66536^2 .

It is a cyclic number.

It is not a de Polignac number, because 1120431240217 - 2²⁷ = 1120297022489 is a prime.

It is not a weakly prime, because it can be changed into another prime (1120431240211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 560215620108 + 560215620109.

It is an arithmetic number, because the mean of its divisors is an integer number (560215620109).

Almost surely, 2^{1120431240217} is an apocalyptic number.

It is an amenable number.

1120431240217 is a deficient number, since it is larger than the sum of its proper divisors (1).

1120431240217 is an equidigital number, since it uses as much as digits as its factorization.

1120431240217 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 1120431240217 its reverse (7120421340211), we get a palindrome (8240852580428).

The spelling of 1120431240217 in words is "one trillion, one hundred twenty billion, four hundred thirty-one million, two hundred forty thousand, two hundred seventeen".