311000112012229 has 2 divisors, whose sum is σ = 311000112012230. Its totient is φ = 311000112012228.

The previous prime is 311000112012223. The next prime is 311000112012251. The reversal of 311000112012229 is 922210211000113.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 288053875622500 + 22946236389729 = 16972150^2 + 4790223^2 .

It is a cyclic number.

It is not a de Polignac number, because 311000112012229 - 2²⁹ = 310999575141317 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (311000112012223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 155500056006114 + 155500056006115.

It is an arithmetic number, because the mean of its divisors is an integer number (155500056006115).

Almost surely, 2^{311000112012229} is an apocalyptic number.

It is an amenable number.

311000112012229 is a deficient number, since it is larger than the sum of its proper divisors (1).

311000112012229 is an equidigital number, since it uses as much as digits as its factorization.

311000112012229 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 432, while the sum is 25.

The spelling of 311000112012229 in words is "three hundred eleven trillion, one hundred twelve million, twelve thousand, two hundred twenty-nine".