201212303302349 has 2 divisors, whose sum is σ = 201212303302350. Its totient is φ = 201212303302348.

The previous prime is 201212303302331. The next prime is 201212303302357. The reversal of 201212303302349 is 943203303212102.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 150444084769225 + 50768218533124 = 12265565^2 + 7125182^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-201212303302349 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (201212303332349) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100606151651174 + 100606151651175.

It is an arithmetic number, because the mean of its divisors is an integer number (100606151651175).

Almost surely, 2^{201212303302349} is an apocalyptic number.

It is an amenable number.

201212303302349 is a deficient number, since it is larger than the sum of its proper divisors (1).

201212303302349 is an equidigital number, since it uses as much as digits as its factorization.

201212303302349 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 46656, while the sum is 35.

The spelling of 201212303302349 in words is "two hundred one trillion, two hundred twelve billion, three hundred three million, three hundred two thousand, three hundred forty-nine".