311113303229 has 2 divisors, whose sum is σ = 311113303230. Its totient is φ = 311113303228.

The previous prime is 311113303213. The next prime is 311113303243. The reversal of 311113303229 is 922303311113.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 209422471129 + 101690832100 = 457627^2 + 318890^2 .

It is an emirp because it is prime and its reverse (922303311113) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 311113303229 - 2⁴ = 311113303213 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (311113303729) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 155556651614 + 155556651615.

It is an arithmetic number, because the mean of its divisors is an integer number (155556651615).

Almost surely, 2^311113303229 is an apocalyptic number.

It is an amenable number.

311113303229 is a deficient number, since it is larger than the sum of its proper divisors (1).

311113303229 is an equidigital number, since it uses as much as digits as its factorization.

311113303229 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2916, while the sum is 29.

The spelling of 311113303229 in words is "three hundred eleven billion, one hundred thirteen million, three hundred three thousand, two hundred twenty-nine".