3211211322349 has 2 divisors, whose sum is σ = 3211211322350. Its totient is φ = 3211211322348.

The previous prime is 3211211322329. The next prime is 3211211322367. The reversal of 3211211322349 is 9432231121123.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1635917740900 + 1575293581449 = 1279030^2 + 1255107^2 .

It is a cyclic number.

It is not a de Polignac number, because 3211211322349 - 2¹⁷ = 3211211191277 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3211211322329) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1605605661174 + 1605605661175.

It is an arithmetic number, because the mean of its divisors is an integer number (1605605661175).

Almost surely, 2^{3211211322349} is an apocalyptic number.

It is an amenable number.

3211211322349 is a deficient number, since it is larger than the sum of its proper divisors (1).

3211211322349 is an equidigital number, since it uses as much as digits as its factorization.

3211211322349 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 15552, while the sum is 34.

The spelling of 3211211322349 in words is "three trillion, two hundred eleven billion, two hundred eleven million, three hundred twenty-two thousand, three hundred forty-nine".