1301212132229 has 2 divisors, whose sum is σ = 1301212132230. Its totient is φ = 1301212132228.

The previous prime is 1301212132211. The next prime is 1301212132249. The reversal of 1301212132229 is 9222312121031.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1301191927204 + 20205025 = 1140698^2 + 4495^2 .

It is an emirp because it is prime and its reverse (9222312121031) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1301212132229 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1301212132249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 650606066114 + 650606066115.

It is an arithmetic number, because the mean of its divisors is an integer number (650606066115).

Almost surely, 2^{1301212132229} is an apocalyptic number.

It is an amenable number.

1301212132229 is a deficient number, since it is larger than the sum of its proper divisors (1).

1301212132229 is an equidigital number, since it uses as much as digits as its factorization.

1301212132229 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2592, while the sum is 29.

The spelling of 1301212132229 in words is "one trillion, three hundred one billion, two hundred twelve million, one hundred thirty-two thousand, two hundred twenty-nine".