341001072221 has 2 divisors, whose sum is σ = 341001072222. Its totient is φ = 341001072220.

The previous prime is 341001072211. The next prime is 341001072229. The reversal of 341001072221 is 122270100143.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 340600632100 + 400440121 = 583610^2 + 20011^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-341001072221 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (341001072229) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 170500536110 + 170500536111.

It is an arithmetic number, because the mean of its divisors is an integer number (170500536111).

Almost surely, 2^341001072221 is an apocalyptic number.

It is an amenable number.

341001072221 is a deficient number, since it is larger than the sum of its proper divisors (1).

341001072221 is an equidigital number, since it uses as much as digits as its factorization.

341001072221 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 672, while the sum is 23.

Adding to 341001072221 its reverse (122270100143), we get a palindrome (463271172364).

The spelling of 341001072221 in words is "three hundred forty-one billion, one million, seventy-two thousand, two hundred twenty-one".