1133213122313 has 2 divisors, whose sum is σ = 1133213122314. Its totient is φ = 1133213122312.

The previous prime is 1133213122289. The next prime is 1133213122331. The reversal of 1133213122313 is 3132213123311.

Together with next prime (1133213122331) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1117731043984 + 15482078329 = 1057228^2 + 124427^2 .

It is a cyclic number.

It is not a de Polignac number, because 1133213122313 - 2³² = 1128918155017 is a prime.

It is not a weakly prime, because it can be changed into another prime (1133213122213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 566606561156 + 566606561157.

It is an arithmetic number, because the mean of its divisors is an integer number (566606561157).

Almost surely, 2^{1133213122313} is an apocalyptic number.

It is an amenable number.

1133213122313 is a deficient number, since it is larger than the sum of its proper divisors (1).

1133213122313 is an equidigital number, since it uses as much as digits as its factorization.

1133213122313 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1944, while the sum is 26.

Adding to 1133213122313 its reverse (3132213123311), we get a palindrome (4265426245624).

The spelling of 1133213122313 in words is "one trillion, one hundred thirty-three billion, two hundred thirteen million, one hundred twenty-two thousand, three hundred thirteen".