312010233121229 has 2 divisors, whose sum is σ = 312010233121230. Its totient is φ = 312010233121228.

The previous prime is 312010233121199. The next prime is 312010233121261. The reversal of 312010233121229 is 922121332010213.

It is an a-pointer prime, because the next prime (312010233121261) can be obtained adding 312010233121229 to its sum of digits (32).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 190014452792329 + 121995780328900 = 13784573^2 + 11045170^2 .

It is a cyclic number.

It is not a de Polignac number, because 312010233121229 - 2⁸ = 312010233120973 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 312010233121195 and 312010233121204.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (312010233121729) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156005116560614 + 156005116560615.

It is an arithmetic number, because the mean of its divisors is an integer number (156005116560615).

Almost surely, 2^{312010233121229} is an apocalyptic number.

It is an amenable number.

312010233121229 is a deficient number, since it is larger than the sum of its proper divisors (1).

312010233121229 is an equidigital number, since it uses as much as digits as its factorization.

312010233121229 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7776, while the sum is 32.

The spelling of 312010233121229 in words is "three hundred twelve trillion, ten billion, two hundred thirty-three million, one hundred twenty-one thousand, two hundred twenty-nine".