311133312323011 has 2 divisors, whose sum is σ = 311133312323012. Its totient is φ = 311133312323010.

The previous prime is 311133312322979. The next prime is 311133312323027. The reversal of 311133312323011 is 110323213331113.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 311133312323011 - 2⁵ = 311133312322979 is a prime.

It is a super-2 number, since 2×311133312323011² (a number of 30 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (311133312320011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 155566656161505 + 155566656161506.

It is an arithmetic number, because the mean of its divisors is an integer number (155566656161506).

Almost surely, 2^{311133312323011} is an apocalyptic number.

311133312323011 is a deficient number, since it is larger than the sum of its proper divisors (1).

311133312323011 is an equidigital number, since it uses as much as digits as its factorization.

311133312323011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2916, while the sum is 28.

Adding to 311133312323011 its reverse (110323213331113), we get a palindrome (421456525654124).

The spelling of 311133312323011 in words is "three hundred eleven trillion, one hundred thirty-three billion, three hundred twelve million, three hundred twenty-three thousand, eleven".