1121320222313 has 2 divisors, whose sum is σ = 1121320222314. Its totient is φ = 1121320222312.

The previous prime is 1121320222291. The next prime is 1121320222349. The reversal of 1121320222313 is 3132220231211.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 820739966809 + 300580255504 = 905947^2 + 548252^2 .

It is a cyclic number.

It is not a de Polignac number, because 1121320222313 - 2⁶ = 1121320222249 is a prime.

It is not a weakly prime, because it can be changed into another prime (1121320222613) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 560660111156 + 560660111157.

It is an arithmetic number, because the mean of its divisors is an integer number (560660111157).

Almost surely, 2^{1121320222313} is an apocalyptic number.

It is an amenable number.

1121320222313 is a deficient number, since it is larger than the sum of its proper divisors (1).

1121320222313 is an equidigital number, since it uses as much as digits as its factorization.

1121320222313 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 1121320222313 its reverse (3132220231211), we get a palindrome (4253540453524).

The spelling of 1121320222313 in words is "one trillion, one hundred twenty-one billion, three hundred twenty million, two hundred twenty-two thousand, three hundred thirteen".