1120211303257 has 2 divisors, whose sum is σ = 1120211303258. Its totient is φ = 1120211303256.

The previous prime is 1120211303191. The next prime is 1120211303329. The reversal of 1120211303257 is 7523031120211.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 768539768896 + 351671534361 = 876664^2 + 593019^2 .

It is an emirp because it is prime and its reverse (7523031120211) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1120211303257 is a prime.

It is not a weakly prime, because it can be changed into another prime (1120211303357) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 560105651628 + 560105651629.

It is an arithmetic number, because the mean of its divisors is an integer number (560105651629).

Almost surely, 2^{1120211303257} is an apocalyptic number.

It is an amenable number.

1120211303257 is a deficient number, since it is larger than the sum of its proper divisors (1).

1120211303257 is an equidigital number, since it uses as much as digits as its factorization.

1120211303257 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2520, while the sum is 28.

Adding to 1120211303257 its reverse (7523031120211), we get a palindrome (8643242423468).

The spelling of 1120211303257 in words is "one trillion, one hundred twenty billion, two hundred eleven million, three hundred three thousand, two hundred fifty-seven".